~snip~
Satoshi taught us to stay in the corridor of privacy and security. Identities in open transactions open up opportunities for bad people to manipulate these identities and make threats that will harm the owner of the identity. Being more careful and concerned with privacy will protect our own security.
The only safe place (for identity security purposes) to trade cryptocurrency is a DEX, but the bad news is we cannot convert it to fiat currency (AFAIK). So, like it or not, we are forced to do it.
Bitcoin without a mystery will not be popular, sometimes the mystery is not necessary to be explored.
Bitcoin became popular because of the controversy that apparently against the traditional financial system, then it price, besides of Satoshi's identity, off course.