Elon Musk’s lawyer sent a letter threatening to sue a hate speech research group in late July, accusing the organization of making “false and misleading claims” about Twitter in order to help the company’s competitors. Shortly after, Twitter unbanned Ye, the artist formerly known as Kanye West, whom Musk kicked off the platform for tweeting a swastika in December. In the letter, Musk’s lawyer Alex Spiro wrote that the Center for Countering Digital Hate (CCDH) “made a series of troubling and baseless claims that appear calculated to harm Twitter generally, and its digital advertising business specifically.” Spiro wrote that Twitter,...