Very good article. Interesting to see I'm not the only one that is thinking about this. Sell the coins that you know nothing about. Do proper research on any coin you buy. If the market falls at least you can hold your coins knowing they have a long term future. Do you know this interesting site? https://www.coincheckup.com Since I use this site I make so much less basic investment mistakes. See: https://www.coincheckup.com/coins/Bitcoin#analysis To see the: Bitcoin Research report.