Okay, now that the link on how to hack an elevator has been on up kottke for a few hours, how many people have tried it? How many floors have you been able to bypass? Or have you noticed many more elevators passing your floor without stopping? Let us know the details and we'll compare notes.

Ask Gothamist on elevator etiquette. A Chinese food deliveryman was trapped in an elevator for three days and some elevator doors open even without a cab. Plus, How Stuff Works on how elevators work.