The ETH/BTC pair has hit a three-and-a-half-year high, raising hopes among the Ethereum community that ETH could flip the BTC as the largest Cryptocurrency. The pair broke the major resistance at 0.077 BTC. Bitcoin returns of YTD is 97%, while Ethereum is 551% up in the same period. Ethereum is inching closer to switching the proof-of-stake (PoS) algorithm, which will lower its energy consumption by 99.5%.