Waves features:
---Fast transactions
---- no touring complete smart contracts (safer than a touring complete smart contract)
----- DEX ( not a goode interface tought)
---- tokens creation
----- Ico creation
WIill waves have the same boom that ethereum had last year (2016) or not?
Will it kill Ethereum?
I do not think this will kill Ethereum. Waves is a good coin but keep in mind the development of Ethereum is also very rapid. So whatever happens to Ethereum later, I'm sure Ethereum will survive.