I see all those topics brought up, both here (though usually flagged) and on the Fediverse. Why wouldn't the tech companies, rich capitalists and current US go

I see all those topics brought up, both here (though usually flagged) and on the Fediverse. Why wouldn't the tech companies, rich capitalists and current US government use these services to drum up support? I mean hell, why wouldn't they use the product they're building for this purpose? They have every incentive to.