Perhaps not the top coin by 2020. But Definitely a new project to look out for. The tech behind the project is whats going to give it drive and could offer some serious competition to it's bigger competitors.  https://www.bitcoinorigin.io/
The worlds first Penta-fork of Bitcoin, Bitcoin Cash, Ethereum, Litecoin and Dash, with a Proof of Ambassador consensus seems to be the greener alternative to PoW systems.