Here's more evidence that Barry Diller sees the family of his companion, Diane von Furstenberg, as the dynasty the gay media mogul would never have otherwise had. The court battle over control of Diller's IAC has turned up an email in which Diller discussed a plan to seize voting control of the internet conglomerate. The recipient: not a business advisor, but sexy baldie Alex von Furstenberg, son of the fashion designer and likely heir to Diller's fortune.