Piles of teetering stacks of chairs swayed dangerously as he cast  bombarda on everything to slightly resemble a cabinet. Although it was therapeutic to blow things up, it did not help with this new fact; the cabinet was gone. Someone had uplifted it, knowing he would come searching most likely. There were three people at Hogwarts who knew of the cabinet's plans, Theo, Snape and Dumbledore. He ruled out Theo immediately, he was too loved up to be worrying about the cabinet. 