Columbia University canceled graduation ceremonies thanks to the anti-Israel encampments that keep popping up like post-spring break UTIs. Now, protesters won't get to throw their keffiyeh's in the air and make the whole campus look like a Pizza Hut tablecloth. This after students demanded the school cancel finals and hand out passing grades so they wouldn't be traumatized by the damage they themselves inflicted. Some revolutionaries. That's like Che Guevara handing you the bill to have his beret dry-cleaned. But last week, somebody we've all been waiting for finally showed up. The adults. Remember them? They used to run things, not