Bitcoin is, of course, a mania – a delusion of the sort that human societies are prone to. This is fighting talk from someone who declared in 2011 that bitcoin was all over. Being wrong is not interesting – it is rare things which are interesting, not common ones – but the psychology and economics here are important.
The classic text on this topic is Charles McKay’s Extraordinary popular delusions and the madness of crowds. Human societies are prone to manias which seem to defy any sense or reasonableness. Certainly markets can be so overcome, although the witch burnings show that it’s not purely an economic phenomenon.