Going bankrupt on cryptocurrency won't happen that easy, if user has got some basic knowledge about the market fluctuations. People who were greed into the cryptocurrency network expecting big return in short term used to loss if they were unlucky. Particularly people investing on a single asset without diversifying go bankrupt.
losses in crypto can occur if we do not want to make some market observations. we cannot take lessons from the values that happened in the past so that we can determine attitudes in the future. the market is always changing so we also have to take steps quickly if the market is bad.