Ethereum 2.0 zero phase is entering the final stage of testing, and it is expected to start the zero phase mainnet in early 2020

Ethereum 2.0 zero phase is entering the final stage of testing, and Parity's Shasper has joined the public multi-client test network Sapphire. According to Preston van Loon, CEO of Prysmatic Labs, there is no public multi-client Eth2 testnet so far, but the team is redoubled efforts, and users can expect to start the zero-phase mainnet in early 2020.