It is 30 july 2015 when ETH initially was released. Everyone here might have noticed the amazing work done by ETH team. It is all there efforts that ETH stands the second coin in Crypto coin List.
Actually didn't know on when ETH did make such initial tx.About their amazing work then theres no doubt that smart contract thing is revolutionary.
This platform is being used by most coins in the market when it comes to ICO.No doubt that this thing is already placed on 2nd place on the entire market.