It seems like what he wants to add is mainly real-world identity and payments. The US already has an 'everything app' that has that and social media, shopping, classifieds and payments - facebook.
Facebook is awful, of course. I haven't signed into my account since 2019 and now I can't without sending them my driver's license, which clearly will never happen. Just because I stopped using FB and IG doesn't mean everyone did, however.