The first amendment made it clear that not even the government had the authority to use their vast moral authority, as they exercise through the legal system, to prevent people from speaking and organizing.
But #BigTech has a nuclear option on the speech on the web's most visible ecosystem, social media, through purely market forces and are doing the bidding of a single political party, exclusively. It's not just horrifying that they amassed so much unchecked power, but since 2016 they're actively using and abusing it to suppress legitimate political speech in every nook and cranny they control.