Social media bias lawsuits keep failing in court

Social media sites can legally ban users for nearly any reason. They can ban users for off-color jokes. They can ban users for being white supremacists. They can ban users for totally arbitrary and inscrutable reasons. If you sue over a Twitter or Facebook ban, you will almost certainly lose. Despite this, people keep filing lawsuits claiming they’ve been censored on social media — and today, courts handed down another defeat.

An appeals court in Washington, DC just rejected a complaint by Laura Loomer, the conservative activist who was banned...