Ravencoin (RVN) Arrives With 118% Weekly Growth Ahead of Mainnet Launch October 21, 2018 Greg Thomson Altcoins, Cryptocurrencies Continue Reading? Join Now! Log In Tags:proof of work ravencoin rvn/usd 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.