> In urging such sweeping relief, the platforms offer a rather odd inversion of the First Amendment. That Amendment, of course, protects every person’s right to

> In urging such sweeping relief, the platforms offer a rather odd inversion of the First Amendment. That Amendment, of course, protects every person’s right to “the freedom of speech.” But the platforms argue that buried somewhere in the person’s enumerated right to free speech lies a corporation’s unenumerated right to muzzle speech. The implications of the platforms’ argument are staggering. On the platforms’ view, email providers, mobile phone companies, and banks could cancel the accounts of anyone who sends an email, makes a phone call, or spends money in support of a disfavored political party, candidate, or business. What’s worse, the platforms argue that a business can acquire a dominant market position by holding itself out as open to everyone—as Twitter did in championing itself as “the free speech wing of the free speech party.” Blue Br. at 6 & n.4. Then, having cemented itself as the monopolist of “the modern public square,” Packingham v. North Carolina, 137 S. Ct. 1730, 1737 (2017), Twitter unapologetically argues that it could turn around and ban all pro-LGBT speech for no other reason than its employees want to pick on members of that community, Oral Arg. at 22:39–22:52. Today we reject the idea that corporations have a freewheeling First Amendment right to censor what people say.