@0x93e95fc3ccfd573c9db6f5ac13524c896f3d5856 This video explains how Techlead built metafora and what tech he used. Basically, login and user creation is using web 3.0 with wallet authorization and he is using php and mysql so the posts are stored on a server somewhere.
https://www.youtube.com/watch?v=vUCWNmu8MMU&t=4s