It's rare to see all crypto crashing at the same time, there are always top gainers and losers on Coinmarketcap everyday. So your first sentence is not true.
To your question, nothing happened to crypto because crypto currency market has always been about the bear and the bull market. Let's just agree that we're in the bear market.
Is this the end of crypto? A big No, as a matter of facts new projects are being launched at the moment.