Some kind of projection, shows that making others jealous or at least trying to avoid being jealous is what drives some to invest

> That's right, all criticism of bitcoin or cryptocurrencies is necessarily down to jealousy, and therefore can be safely dismissed.

It all depends on the audience, but on HN in particular you are right. The site is rife with people who could not fathom the value at launch and who've been in denial since without ever putting the work to learn about the ecosystem.

Notice how "debates" around cryptocurrency on HN never delve into technical arguments, and compare that peculiarity with discussions on Reddit for example.