Twitter is never short of controversy. From Donald Trump trolling his political opponents to the Ayatollah Khameini celebrating the capture of US sailors with a meme, opinions of all stripes are welcomed on the social media site. But not all. Twitter has banned countless accounts throughout its existence. Twitter’s criteria for being banned includes “spam,” “account security at risk,” and perhaps most controversially “abusive tweets or behavior.” Most recently, Twitter permanently suspended Milo Yiannopoulos , the conservative provocateur, technology editor at Breitbart and self-described “dangerous faggot,” claiming he partook in ...