Yikes! Learn How to Protect Yourself From "Lock Bumping"
Watch this scary news report showing just how un-secure those locks on your house might be and what you can do about it. Of course, the website doesn't go into detail on how to create a bump key, but I can tell you the technique looks very similar to the standard tension wrench & rake technique you see in movies. It just happens to be much easier to pull off, apparently.
And if you're looking for me, I'll be upstairs polishing my Smith and Wesson and feeding my 4 Dobermans.