Substratum (SUB) 18% Daily Spike Compounds Weekly Growth of 80% August 25, 2018 Greg Thomson Altcoins, Cryptocurrencies Continue Reading? Join Now! Log In Tags:BTC Bitcoin price SUB token SUB/BTC SUB/ETH substratum substratumnode Previous Next Author: Greg Thomson Greg Thomson is a full-time crypto writer and digital nomad. He eats ICOs for breakfast and bleeds altcoins. Wherever he lays his public key is his home.