Unstable and unpredictable course. The rate of any cryptocurrency can change several times a minute. Over a long period of time, the rate falls and takes off not only unpredictably, but also with high rates. Bitcoin, for example, reached a record high of $ 20,000 in December 2017, and fell to $ 8,000 by February 2018. This is the main risk that you can lose everything that you have invested. This can happen with any cryptocurrency, no one is immune from anything. And if you invest in cryptocurreSee full review