What is bitcoin ? Bitcoin is the first decentralized digital currency. Bitcoins are digital coins you can send through the internet. Compare to other alternatives Bitcoins have a number of advantages: Bitcoins are transfered directly from person to person within the net without going through a bank or a clearing house. This means that the fees are much lower. You can use them in every country. Your account cannot be frozen. and there are no prerequisits or arbitrary limits. Let’s look at how it works: Bitcoins are generated all over the internet by anybody running a free application called a “bitcoin miner”. Mining requires a certain amount of work for each block of coins. This amount is automatically adjusted by the network such the bitcoins are always created at a predictable and limited rate. Your bitcoins are stored in your digital wallet which might look familiar if you use online banking. When you transfer bitcoins an electronic signature is added. After a few minutes, the transaction is verified by a minor and permanently and anonymously stored in the network. The bitcoin software is completely open-source and anybody can review the code. Bitcoin is changing finance the same way the web changes publishing. When everyone has access to a global market, great ideas flourish! Let’s look at some examples of how bitcoins are already used today: You can purchase videogames, gifts, books, servers, and alpaga socks! Several currency exchanges exist where you can trade your bitcoins for dollars, euros and more. Bitcoins are a great way for small businesses and free-lancers to get noticed. It doesn’t cost anything to start accepting them, there are no charge banks or fees, and you get aditionnal business from the bitcoin economy. 01:37 → 01:39
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