"However the lock is invincible to the people who do not have a screwdriver."
I think those are sold... almost everywhere, except maybe restaurants (screwdrivers, that is.)
I think I need a screwdriver now. (the kind you drink)
I first saw the JerryRigEverything video couple weeks ago. I'll stick to my (not quite quite as easy to compromise) padlocks that I paid $20 dollars for; those at least will slow down the pros.