They were offered an easy, fun, tech-intensive, intellectually stimulating game to play with the possibility of becoming a multi-millionaire if they simply played. And they didn't. So now they wish for its demise.
Precisely. They either wish its demise (“Bitcoin sucks and/or it’s dumb”) or they want to invent a new game (“buy my altcoin!!”) in hopes that it generates the same success.
I’m pretty convinced that anti-Bitcoin sentiment will be forgotten and/or disdained in a few decades.