Cryptocurrencies are making waves in the financial world today. They are a digital currency that is not controlled by any bank or government. This means that it has no debts, so there is no chance of it being collapsed or hacked. Additionally, the fees for transactions with cryptocurrencies are very low, so people can conduct business with them easily and cheaply. However, many people still think that this is just a passing fad and will eventually disappear from the market.