Segwit is gaining strenght. BIP148 UASF is out scaring Jihad Wu. Altcoins in general too bubbled. Bitcoin looking strong at 900 floor.
Time to dump ETH and go back to BTC?
There is no good time to dump that coin. It is a very strong coin and it could make you a millionaire if you hold for some time. Ethereum platform is popular now that it is used to almost ICO's project.