Yes, although his identity is also one of the reasons why Bitcoin has become popular, at least for some people. While Satoshi may be teaching us about how importance of hiding the identity in open transactions. Even without knowing who Satoshi was, Bitcoin has made a big change in the world's financial system.
identity is a very important thing that should not be published if you really adhere to strict privacy beliefs. But some people ignore their personal identity by giving their KYC documents on some unauthorized projects.
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.
Bitcoin without a mystery will not be popular, sometimes the mystery is not necessary to be explored.