Bitcoin is not the heart of Cryptocurrency, so if it's dead, then Crypto is still in development. Do you find that what determines the existence and development of Cryptocurrency is that of investors? They are the heart of Cryptocurrency, and if they exist then it still exists, evolving.
And besides, bitcoin is like a dollar. It was, is and always will be. Altcoins courses are rated according to its, its the most protected. Coin hasn't yet come up better bitcoin.