Altcoins  will survive for sure. As long as their is ICO and investors and that will make the community roll because of the new project that will the community. As long as there are investors who are supporting good quality project and company who will develop a project that will make our community a good one altcoin will be there and always be there. There are lots of coins that have potential that why altcoins is still in market and making its name. Ethereum is much stable than bitcoin for the past months.