Interesting article. I was about to start a similair discussion. There's a lot of exchanges out there. I found that coinmarketcap.com gives quite a decent overview. Personally I always use: https://www.coincheckup.com The site is my go to place for crypto investment analaysis and indepth coin research. On: https://www.coincheckup.com/coins/Etheroll#analysis To check Etheroll Investment research.