A lot of this is states trying to figure out a way around the first amendment to regulate social media that the courts will wink and accept. That is why you see so many convoluted laws being drawn up by state legislatures about this.
Uh... Have you actually ever read section 230? There is no "exemption" that algorithms get. Like literally none. The section is probably one of the simplest forms of legalese in the entire US code. Please read it before making claims about it.