Conan likable? No, he lost the ability to make that claim when he threw a public tantrum after being asked to move back 30 min. He couldn't cut it in the 11:30 slot. His ratings sucked well before Leno was installed at 10:00. In fact, Leno's 11:30 ratings, depressed as they are now, are still better than Conan's 11:30…