Exactly, the point when cryptos die is when the developers stop caring and give up! And honestly there are soo many passionate teams around that i doubt this will ever happen.
I don't know if BTC itself has the passion, but honestly BTC has nearly done its job and its now up to the altcoins to claim the spotlight for themselves and so we can really start making progress.
RE: For discussion: What would it take to change your mind about block chain?