8 Biggest Cryptocurrencies to Watch Right NowEthereum co-founder, Vitalik Buterin, has expressed his support for Layer 2 scaling services, which manage purchases on a side chain before submitting a set of purchases to Ethereum's layer 1 blockchain. As a result, users pay substantially less purchase costs as well as can resolve transactions in just a few seconds. Layer 2 sidechains play a vital role in...