There are new blockchains coming out that have been thoroughly vetted by the community.  It's hard to pull anything as there are several checks and balances.  Look at the contenders.  Wanchain, Zilliqa, AION, Edenchain, NEO, These are all legit platforms that are poised to pose serious competition to ETH for running ICOs through their blockchain.  And all are much faster than the ETH blockchain.