Telecom mogul John Malone has been putting the squeeze on his old buddy Barry Diller, who runs IAC. So what does Diller do? Break his search and e-commerce conglomerate into five parts. Diller's sticking with the new IAC, which will mostly consist of the Ask.com search engine — oh, and Jakob Lodwick, too. HSN, Ticketmaster, LendingTree, and Interval International are getting spun off. We just want to know who's getting stuck with the bill for IAC's new headquarters in Chelsea.