> Sadly, the "crypto space" was quickly invaded by hordes of people who never really cared about the technology itself, how it works and what it's actually useful for.

If having a solid understanding of the tech underlying crypto is a prereq of any sort, it will never reach mass adoption. Personally idgaf what fiat we choose or tech underlying my debit transactions, so long as the value is reasonably stable, my account reasonably secure, and my form of payment is accepted by almost all merchants.