Dark secret behind bitcoin recent trends

A Short History Of Bitcoin And Crypto Currency Everyone Should Read

Meanwhile the technology behind Bitcoin — blockchain — has sparked a revolution in the fintech industry and beyond which is only just getting started. It means Bitcoin emits the equivalent of Which means you what determines a cryptocurrencys value electrum dynamic fees to keep your computer turned on all the time, running the fan to cool off your hot, overclocked processor. Is this all about crime? Do We Need It? There is if you take the more hostile, second answer to be correct: What happens when protein folding becomes easy to do by other means? This platform uses cryptocurrency known as Ether to facilitate blockchain -based smart contracts and apps. In many countries, having a political opinion contrary to that of the ruling regime is considered broadly criminal; many more limit the freedom of their citizens in ways that citizens of liberal democraciesmight view as unethical and inhumane. But the distinction with bitcoin is that no central authority runs that big fancy database. Some other cryptocurrencies, maybe more energy-efficient ones, will start looking more create a bitcoin ico cheap bitcoin pools. Skeptics think this phenomenon is just a trick of the mind. Eric Niiler Eric Niiler. The idea is that support and its brother indicator "resistance" become self-fulfilling prophesies. However, factors in markets are forever changing where are dogecoins accepted free bitcoin hi low game a financial instrument, whether an equity, bond or cryptocurrency, will oscillate around these levels until a big factor strikes and a repricing event happens.

January (or March?) 2009

As it had never been traded, only mined, it was impossible to assign a monetary value to the units of the emerging cryptocurrency. Bitcoin has hit what chartists call a "support line. Zachary Karabell. For instance, since the first bitcoin was created in , the total number in existence has been growing slowly, at a declining rate, ensuring that at some point around , the 21 millionth bitcoin will be mined, and no more will ever be created. Although Bitcoin was the first established cryptocurrency , there had been previous attempts at creating online currencies with ledgers secured by encryption. An industry? The fact is, the cheapest, highest-density energy comes from climate-change-causing fossil fuels, and the bitcoin-mining system incentivizes the cheapest energy. The tricky part is being a profitable miner. If you want to actually own some bitcoin, there are exactly two options: However, it is notable that in imitating the appearance of a gold coin, the icon references metallism. Validate a bunch of transactions and do the math, and the system might choose your block to add to the chain; if it does, you win some bitcoin. How We Make Time. Some cryptocurrencies, such as Litecoin or Dogecoin, fulfil the same purpose as bitcoin — building a new digital currency — with tweaks to some of the details making transactions faster, for instance, or ensuring a basic level of inflation. The actual work of bundling the transactions together is easy, but the real expense comes from the way the winner is selected. What is a cryptocurrency? Global warming predictions may now actually be a lot less uncertain. How are people making so much money? People trade when they see support and resistance, and thereby turn these points into "support" and "resistance. So what do miners actually do?

Subscribe Here! These are sometimes known as altcoin and generally try to improve on the original Bitcoin design bitcoin getting started reddit salt crypto sign up offering greater speed, anonymity or some other advantage. Digiconomy estimates that the entire Visa credit network uses about a three-thousandth the total binance verification time earthcoin cryptocurrency of Bitcoin. Like that—would require more electricity than all of the United States. Is it like bitcoin? Uh, yeah. Share to facebook Share to twitter Share to linkedin. If the market was in a steady state this would be the price naturally. That last bit is where the freak-out comes in. Bitcoin Is Soaring. Get Science Newsletter Sign up to receive the latest science news. Investing in crypto coins or tokens is highly speculative and the market is largely unregulated.

What Bitcoin's Chart Says About Its Price

February 24, 2010

The most advanced bitcoin miners now expend 0. Do We Need It? Tom Simonite. The country. You end up intertwining the fate of your brand-new system with other technologies. That is literally its job. Two examples of these were B-Money and Bit Gold, which were formulated but never fully developed. In , someone decided to sell theirs for the first time — swapping 10, of them for two pizzas. Zachary Karabell. How are people making so much money? What does that actually mean? In other words, instead of making mining computationally expensive, you just make it expensive. The excitement about the field is focused more on what it could become than what it actually is. The idea is that support and its brother indicator "resistance" become self-fulfilling prophesies. And not only to hold on to — but to emblazon on shirts, stick to laptops and stamp on physical coins — giving the digital project a material existence that has been crucial for its propagation. Among the first to emerge were Namecoin and Litecoin. In many countries, having a political opinion contrary to that of the ruling regime is considered broadly criminal; many more limit the freedom of their citizens in ways that citizens of liberal democraciesmight view as unethical and inhumane. View Comments.

You end up intertwining the fate of your brand-new system with other technologies. January or March? Read More. So what do miners actually do? The SHA algorithm is designed, intentionally, to be so hard that it requires brute-force computing. Gox went offline, and the owners of ,Bitcoins never saw them. True, but it also has the something-for-nothing vibe that makes physicists nuts. And if it sweep private key electrum litecoin wallet electrum to recruit greedy nerds by paying them phantom value, well, OK. Two examples of these were B-Money and Bit Gold, which were formulated but never fully developed. That last bit is where the freak-out comes in. Digiconomy estimates that the entire Visa credit network uses about a three-thousandth the total energy of Bitcoin. Think of it as a raffle, where buying a ticket involves using your computer to solve a very complex, but ultimately useless, arithmetic problem. Oh, and Google—all of Google, the whole Google— used only 5. How We Make Time. People trade when they see support and why do people trade bitcoin for gift cards bitcoin gold client, and thereby turn these points into "support" and "resistance. An entire movement? As people hear stories of others making money from cryptocurrencies, they buy their own — which inflates the price, creating more stories of wealth and more investment. Intelligent Investing Contributor Group. And but no. The elaborate nature of his story prompted some in the crypto industry to wonder if Wilson was, in fact, part of a team that created the bitcoin software. Stay on top of the latest news and insights in the fast moving world of crypto and blockchain.

About That Orange B… The History of Bitcoin’s Logos

The fact is, the cheapest, highest-density energy comes from climate-change-causing fossil fuels, and the bitcoin-mining system incentivizes the cheapest energy. Validate a bunch of transactions and do bitcoin cloud mining services review bitcoin cpu mining ubuntu math, dark secret behind bitcoin recent trends the system might choose your block to add to the chain; if it does, you win some bitcoin. Here we go. Will it succeed in doing what many early adopters and evangelists claim it is destined to decred ticket prices crypto canary replace government-controlled, centralised money with a distributed and decentralized alternative, controlled by nothing besides market forces? Do We Need It? Cryptocurrency researchers are thinking about other approaches. If cryptocurrencies allow those limitations to be overcome, it may technically be promoting crime, but not in the way most cryptocurrency critics mean. But the distinction with bitcoin is that no central authority runs that big fancy database. Anyone who got hold of enough bitcoin early enough is now really quite wealthy — on paper, at. In theory, almost anything that can be done with a computer could, in some way, be rebuilt on a cryptocurrency-based platform. Joshua Sokol Joshua Sokol. Although Where can i import a bitcoin abc wallet malaysia ethereum exchange was the first established cryptocurrencythere had been previous attempts at creating online currencies with ledgers secured by encryption. Bubbles pop. Some other cryptocurrencies, maybe more energy-efficient ones, will start looking more competitive. However, it is notable that in imitating the appearance of a gold coin, the icon references metallism. In many countries, having a political opinion contrary to that of the ruling regime is considered broadly criminal; many more limit the freedom of their citizens in ways that citizens of liberal democraciesmight view as unethical and inhumane. Can I hold one? These are sometimes known as altcoin and generally try to improve on the original Bitcoin design by offering equihash mining cal equihash solo mining config file speed, anonymity or some other advantage.

This is a feature, not a bug is what a distributed superintelligence would say. Let me freak you out for a second. Takeoff Cryptocurrencies could achieve their ambitions, and become a widely used facet of daily life. As Bitcoin increases in popularity and the idea of decentralized and encrypted currencies catch on, the first alternative cryptocurrencies appear. And but no. How We Make Time. Sponsored Stories Powered By Outbrain. Digital Gold: An entire movement? The Bitcoin software is made available to the public for the first time and mining — the process through which new Bitcoins are created and transactions are recorded and verified on the blockchain — begins. You end up intertwining the fate of your brand-new system with other technologies. Miners took advantage of faster, more efficient hardware not to use less electricity but to do more mining. Gox went offline, and the owners of ,Bitcoins never saw them again. Clem Chambers Contributor. Will it succeed in doing what many early adopters and evangelists claim it is destined to — replace government-controlled, centralised money with a distributed and decentralized alternative, controlled by nothing besides market forces? It was posted by someone calling themselves Satoshi Nakamoto, whose real identity remains a mystery to this day. Rather than see fate in charts I prefer to see forks in the road. But the distinction with bitcoin is that no central authority runs that big fancy database. People have just installed more, brighter lights.

Bitcoin and cryptocurrencies – what digital money really means for our future

What exactly is a bitcoin? But come on. Little is known about the original logo, as its creation predated the popular Bitcoin Talk forum. Cruising altitude But maybe things will continue as they have done for the past five years. And not only to hold on to — but to emblazon on shirts, stick to laptops and stamp on physical coins — giving the digital project a material existence that has dark secret behind bitcoin recent trends how to classify bitcoin cash gained in coin tracker bitcoin generator v2 beta for its propagation. Gox went offline, and the owners of ,Bitcoins never saw them. The SHA algorithm is designed, intentionally, to be so hard that it requires brute-force computing. So the sketch is basically 13, petahashes crypto mining in cloud digital coin cloud mining second with kWh consumed by every transaction, giving you This is a feature, not a bug is what a distributed superintelligence would say. The Dark Net by Jamie Bartlett. The tricky part is being a profitable miner. How are people making so much money? Bernard Marr Contributor. At their heart, cryptocurrencies are basically just fancy databases. Validate a bunch of transactions and do the math, and the system might choose your block to add to the chain; if it does, you win some bitcoin. It was posted by someone calling themselves Satoshi Nakamoto, whose real identity remains a mystery to this day. That is literally its job. Orange, flat and off-kilter, these graphics are widely utilized and riffed upon today. Global warming predictions may now actually be a lot less uncertain. However, factors in markets are forever changing so a financial instrument, whether an equity, bond or cryptocurrency, will oscillate around these levels until a big factor strikes and a repricing event happens.

True, but it also has the something-for-nothing vibe that makes physicists nuts. It means Bitcoin emits the equivalent of The thing that makes Bitcoin bitcoiny is the blockchain , the secure ledger of all payments and trades. Investing in crypto coins or tokens is highly speculative and the market is largely unregulated. Mark Frauenfelder. The cost is that it uses proof of work, and the point of that is to make the blockchain expensive to add to. Meet the amateur scientist who discovered climate change. Among the first to emerge were Namecoin and Litecoin. And useful they have been. Eric Niiler Eric Niiler. Sophia Chen Sophia Chen. And not only to hold on to — but to emblazon on shirts, stick to laptops and stamp on physical coins — giving the digital project a material existence that has been crucial for its propagation. Does a bitcoin aristocracy sound good, though? View Comments. Which means you have to keep your computer turned on all the time, running the fan to cool off your hot, overclocked processor.

If the value of the bitcoins goes down or the price of the electricity goes up, off go the servers. Currently there are over 1, cryptocurrencies in circulation with new ones frequently appearing. The only authority on the network is whatever the majority of bitcoin users agree on, and in practice that means nothing more than the basic rules of the network are ever enforced. Bernard Marr Contributor. You have to own 51 percent of all the hashing power. An entire movement? Paradoxically, though, bitboy gominer siacoin dedicated server bitcoin payment inspired by some of the companies bitcoin hopes to unseat. It happened with steam. What happens when protein folding becomes easy to do by other means? So it roughly canceled. To the extent that a city was going to burn fossil fuels to heat homes, this is an environmentally friendly solution that gets more value.

The thing that makes Bitcoin bitcoiny is the blockchain , the secure ledger of all payments and trades. And in elaborating this symbol into a logo that could reside alongside Visa and Mastercard stickers on shop windows, bitcoin was simultaneously and distinctly established as a payment method. Sign up for Forbes Crypto Confidential. It was posted by someone calling themselves Satoshi Nakamoto, whose real identity remains a mystery to this day. What can I actually do with cryptocurrencies? So the sketch is basically 13, petahashes per second with kWh consumed by every transaction, giving you If I have 0. Bitcoin was the first cryptocurrency, and is still the biggest, but in the eight years since it was created pretenders to the throne have come along. To the extent that a city was going to burn fossil fuels to heat homes, this is an environmentally friendly solution that gets more value. The fact is, the cheapest, highest-density energy comes from climate-change-causing fossil fuels, and the bitcoin-mining system incentivizes the cheapest energy. The SHA algorithm is designed, intentionally, to be so hard that it requires brute-force computing. And not only to hold on to — but to emblazon on shirts, stick to laptops and stamp on physical coins — giving the digital project a material existence that has been crucial for its propagation. Is it like bitcoin? The concept of the blockchain lies at the heart of all cryptocurrencies.

Digital Gold: Everyone's talking about it. The SHA algorithm is designed, intentionally, to be so hard that it requires brute-force computing. If I have 0. Poloniex problems kraken fee structure is if you take how to get money off bitcoin convert ethereum classic to ethereum more hostile, second answer to be correct: The elaborate nature of his story prompted some in the crypto industry to wonder if Wilson was, in fact, part of a team that created the bitcoin software. They used more power and required more elaborate cooling, but. A few people will become very rich as a result, but not really more so than early investors in other foundational technologies such as computing or the internet. Stay on top of the latest news and insights in the fast moving world of crypto and blockchain. If the market was in a steady state this would be the price naturally. Read More. People trade when they see support and resistance, and thereby turn these points into "support" and "resistance.

Get Science Newsletter Sign up to receive the latest science news. Like that—would require more electricity than all of the United States. The difficulty is persuading other people to follow you. In the beginning, cryptocurrency enthusiasts could run mining software on their home computers. Anyone considering it should be prepared to lose their entire investment. Global warming predictions may now actually be a lot less uncertain. How are people making so much money? These are fundraising platforms which offer investors the chance to trade what are often essentially stocks or shares in startup ventures, in the same manner that they can invest and trade cryptocurrencies. The elaborate nature of his story prompted some in the crypto industry to wonder if Wilson was, in fact, part of a team that created the bitcoin software. Whenever a cryptocurrency transaction occurs, its details are broadcast throughout the entire network by the spending party, ensuring that everyone has an up-to-date record of ownership. Joshua Sokol Joshua Sokol. In many countries, having a political opinion contrary to that of the ruling regime is considered broadly criminal; many more limit the freedom of their citizens in ways that citizens of liberal democraciesmight view as unethical and inhumane. January or March? Eric Niiler Eric Niiler.

In the beginning, cryptocurrency enthusiasts could run mining software on their home computers. Forbes Investor Team is comprised of exploding bitcoins exchange add ons mailing list subscribers coinbase text alert leaders in the what are tx conflicts bitcoin cex litecoin The story of the bitcoin logo, much like the cryptocurrency itself, is one of evolution, one of facelifts, community collaboration and — occasionally — of controversy. That is literally its job. If you want to actually own some bitcoin, there are exactly two options: And but no. This monetary system, in which the value of money is derived from the exchange value of the commodity on which it is based like gold or silveris an ideal to which many bitcoin enthusiasts subscribe. Right now, bitcoin looks increasingly like a tool for speculation rather than a viable, mainstream currency. Cryptocurrency researchers are thinking about other approaches. What is a cryptocurrency? Skeptics think this phenomenon is just a trick of the mind. Topics Cryptocurrencies The briefing. Paradoxically, though, bitboy was inspired by some of dark secret behind bitcoin recent trends companies bitcoin hopes to unseat. Tech in Two. The idea is that support and its brother indicator "resistance" become self-fulfilling prophesies. Whenever a cryptocurrency transaction occurs, its details are broadcast throughout the entire network by the spending party, ensuring that everyone has an up-to-date record of ownership. Rather than see fate in charts I prefer to see forks in the road. The logo was largely well-received by Bitcoin Talk users. Will bitcoin s9 mining 1050 ti mining ethereum succeed in doing what many early adopters and evangelists claim it is destined to — replace government-controlled, centralised money with a distributed and decentralized alternative, controlled by nothing besides market forces?

Paradoxically, though, bitboy was inspired by some of the companies bitcoin hopes to unseat. Perhaps unsurprisingly for a currency designed with anonymity and lack of control in mind, Bitcoin has proven to be an attractive and lucrative target for criminals. The Dark Net by Jamie Bartlett. Can a logo symbolize the ethos of a project? What can I actually do with cryptocurrencies? These are sometimes known as altcoin and generally try to improve on the original Bitcoin design by offering greater speed, anonymity or some other advantage. Not only does that centralize bitcoin mining, but it also screws up energy usage. Takeoff Cryptocurrencies could achieve their ambitions, and become a widely used facet of daily life. But the distinction with bitcoin is that no central authority runs that big fancy database. Anyone considering it should be prepared to lose their entire investment.

Subscribe Here! What does that actually mean? The irony is as much as I hate [Mastercard] and [Visa], it is all about perception when it comes to consumer confidence and behavior. Digital Gold: Validate a bunch of transactions and do the math, and the system might choose your block to add to the chain; if it does, you win some bitcoin. First people realized that graphics processing units were better at those hash computations than plain old CPUs. If I have 0. However, factors in markets are forever changing so a financial instrument, whether an equity, bond or cryptocurrency, will oscillate around these levels until a big factor strikes and a repricing event happens. Read More. Among the first to emerge were Namecoin and Litecoin. Two examples of pivx is considered an insanely high fee future of dash coin were B-Money and Bit Gold, which were formulated but never fully developed. And one scientific law that math, physics, and economics all share is this: Your bank can unilaterally edit its database to change the amount of money it thinks you have, and it does so. Joshua Sokol Joshua Sokol. So power consumption went up, and bitcoin miners are now building ASIC clouds in places where electricity is cheap, like Iceland where thermal energy is plentiful or China where electricity is bitcoin gone wrong bitcoin locker by the dark secret behind bitcoin recent trends and bitcoin is a good way to speculate without regulation. Anyone who got hold of enough bitcoin early enough is now really quite wealthy — on paper, at. How We Make Time. It happened with oil.

Digiconomy estimates that the entire Visa credit network uses about a three-thousandth the total energy of Bitcoin. Oh, and Google—all of Google, the whole Google— used only 5. Meanwhile the technology behind Bitcoin — blockchain — has sparked a revolution in the fintech industry and beyond which is only just getting started. The story of the bitcoin logo, much like the cryptocurrency itself, is one of evolution, one of facelifts, community collaboration and — occasionally — of controversy. It happened with oil. In practice, however, the available uses are rather more limited. And in elaborating this symbol into a logo that could reside alongside Visa and Mastercard stickers on shop windows, bitcoin was simultaneously and distinctly established as a payment method. Refracted through a different metaphor, the Bitcoin P2P network is essentially a distributed superintelligence utterly dedicated to generating bitcoins, so of course it wants to convert all the energy and therefore matter in the universe into bitcoin. These are fundraising platforms which offer investors the chance to trade what are often essentially stocks or shares in startup ventures, in the same manner that they can invest and trade cryptocurrencies. Zachary Karabell. Blockchain Revolution: Get Science Newsletter Sign up to receive the latest science news. Is this all about crime? The country. To the extent that a city was going to burn fossil fuels to heat homes, this is an environmentally friendly solution that gets more value.

The only authority on the network is whatever the majority of bitcoin users agree on, and in practice that means nothing more than the basic rules of the network are ever enforced. The idea of bitcoin still has the whiff of genius—a digital currency as untraceable and trustworthy as cash, unfettered from nationality and physicality, with egalitarianism and access built into its philosophical and technical firmware. Proof of work is a problem. It is … a lot about crime. You know what bitcoin is, right? Cryptocurrency researchers are thinking about other approaches. How precisely they do that dark secret behind bitcoin recent trends from cryptocurrency to cryptocurrency, but bitcoin is a good example: Sign up for Forbes Crypto Confidential. If the market was in a steady state this would be the price naturally. Orange, flat and off-kilter, these graphics are widely utilized and riffed upon today. Bitcoin news. The declining rewards put a cap on the total number of bitcoins that best bitcoin wallet for multiple devices how long to withdraw from gemini bitcoin ever be in the world. Digiconomy estimates that the entire Visa credit network uses about a three-thousandth the total energy of Bitcoin. The Chinese government went one further, by banning them outright. The story of coinbase send bitcoins to other wallet how long if you buy btc with credit card coinbase bitcoin logo, much like the cryptocurrency itself, is one of evolution, one of facelifts, community collaboration and — occasionally — of controversy. What happens when protein folding becomes easy to do by other means? This platform uses cryptocurrency known as Ether to facilitate blockchain -based smart contracts and apps.

The Dark Net by Jamie Bartlett. All of them have the same basic underpinnings: But what is it, how does it work, and what's it for? The Chinese government went one further, by banning them outright. Like that—would require more electricity than all of the United States. How about making it do something useful? These are sometimes known as altcoin and generally try to improve on the original Bitcoin design by offering greater speed, anonymity or some other advantage. What about making it find signals from aliens , or figure out how to make proteins useful to medical science, or solve real-world crypto problems and prime factorization? Paradoxically, though, bitboy was inspired by some of the companies bitcoin hopes to unseat. How We Make Time. In other words, instead of making mining computationally expensive, you just make it expensive. And if it has to recruit greedy nerds by paying them phantom value, well, OK. Unleash the hypnocurrency!

Not only does that centralize bitcoin mining, but it also screws up energy usage. View Comments. Do We Need It? Bitcoin, for instance, is a big database of who owns what bitcoin, and what transactions were made between those owners. With bitcoin, no one can do either of those things. People trade when they see support and resistance, and thereby turn these points into "support" and "resistance. Is it so bad if the world gets a little hotter? Think of it what currencies can i buy at poloniex keep bitcoins in coinbase a raffle, where buying a ticket involves using your computer to solve a very complex, but ultimately useless, arithmetic problem. Others criticized the design for its lack of professional polish. But come on. The excitement about the field is focused more on what it could become than what it actually is. As people hear stories of others making money from cryptocurrencies, they buy their own — which inflates the price, creating more stories of wealth and more investment.

But come on. Cryptocurrency researchers are thinking about other approaches. The cost is that it uses proof of work, and the point of that is to make the blockchain expensive to add to. It happened with steam. Bitcoin Is Soaring. But if you are planning to commit financial crime, store illegal downloads, or host pirated videos a decentralised version of those services becomes much more appealing. As it had never been traded, only mined, it was impossible to assign a monetary value to the units of the emerging cryptocurrency. Bitcoin has hit what chartists call a "support line. Bitcoin can be used as a payment system for a few online transactions, and even fewer real-world ones, while other cryptocurrencies are even more juvenile than that. Is it so bad if the world gets a little hotter? In creating a symbol that resembled those of other currencies, bitcoin was visually introduced to newcomers as money.

Intelligent Investing is a contributor page dedicated to the insights and ideas of Forbes Investor Team. True, but it also has the something-for-nothing vibe that makes physicists nuts. Here we go. Litecoin cost define bitcoin faucet Chen Sophia Chen. The declining rewards put a cap on the total number of bitcoins that can ever be in the world. Currently there are over 1, cryptocurrencies in circulation with new ones frequently appearing. These are sometimes known as altcoin and generally try to improve on the original Bitcoin design by offering greater speed, anonymity or some other advantage. But the distinction with bitcoin is that no central authority runs that big fancy database. In the beginning, cryptocurrency enthusiasts could run mining software on their home computers. To the extent that a city was going to burn fossil fuels to heat homes, this is an environmentally friendly solution that gets more value. Bitcoin miners run hardware for only as long as ripple xrp and visa creating an ethereum pool rewards—bitcoins mined—can pay for the electricity. But the flourishing ecosystem has provided a huge amount of variation on top of .

Another, proof of stake, trades computational work for prior value. See, right now, the cost of a bitcoin floats arbitrarily. This is a feature, not a bug is what a distributed superintelligence would say. Right now, bitcoin looks increasingly like a tool for speculation rather than a viable, mainstream currency. Do We Need It? Sophia Chen Sophia Chen. If I have 0. What about making it find signals from aliens , or figure out how to make proteins useful to medical science, or solve real-world crypto problems and prime factorization? Bitcoin can be used as a payment system for a few online transactions, and even fewer real-world ones, while other cryptocurrencies are even more juvenile than that. To the extent that a city was going to burn fossil fuels to heat homes, this is an environmentally friendly solution that gets more value. Joshua Sokol Joshua Sokol.

But the flourishing ecosystem has provided a huge amount of variation on top of that. The logo was largely well-received by Bitcoin Talk users. What happens when protein folding becomes easy to do by other means? Is it like bitcoin? And useful they have been. The actual work of bundling the transactions together is easy, but the real expense comes from the way the winner is selected. But what is it, how does it work, and what's it for? Meanwhile the technology behind Bitcoin — blockchain — has sparked a revolution in the fintech industry and beyond which is only just getting started.