After the Capitol was stormed by a mob fired up by President Trump, Facebook suspended his account, arguing that it was used “to incite violent insurrection against a democratically elected government.” Twitter, citing “the risk of further incitement of violence,” has done the same, blocking Mr. Trump from using its platform to communicate to his more than 80 million followers.
What should we think about the power of such private corporations — and of the companies’ immensely wealthy owners — over American political speech?