Barry Diller's IAC claims in filings that the internet conglomerate's largest shareholder, John Malone's Liberty Media, is trying to "cripple" its business. The Colorado billionaire, aka Darth Vader, is attempting a boardroom coup. Strong language, but we were hoping for something more colorful from the embattled mogul, who had called the corporate predator's effort "insane" and his claims "hogwash".