What is Bitcoin - and how can you trade it? Find out with this in-depth explanation of digital currencies. This lesson takes approximately: 15 minutes. Start investing​. Oil, Coffee, Copper) * Cryptocurrencies (e.g. Bitcoin, Ethereum, Ripple) * Stocks (e.g. XTB group is regulated by the world's biggest supervision authorities. When Bitcoin started for the first time, 50 bitcoins per block were given to miners as a reward. After extraction every 210,000 blocks .
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