Why do you think these things, they are not true.

Pubky is entirely open source already, and people are already building their own apps.

How can you comment on the architecture if you do not know it?

The invite codes for the beta are just because our server isn't ready to handle abuse yet and there needs to be a first server right?

Please get your information from better people, or get it yourself, it seems like you're learning through podcaster vibes or something?