The ERC-777 token contract promises to extend the functionality of the ERC token legacy even more… — Background The ERC-777 token comes from the original EIP(Ethereum Improvement Proposal) — https://eips.ethereum.org/EIPS/eip-777 written by Jacques Dafflon, Jordi Baylina, and Thomas Shababi. The 777 in the name really don’t mean anything other than that was the current index of the github issues at the time. You can’t deny, though, it is…