"I bumped into him (Craig Mundie of Microsoft) in an elevator. I looked at his badge and said, "ah, you work for Microsoft." He looked back at me and said, "Oh ya, and what do you do?" And I thought it was some kind of tad dismissive, here is a guy in a suit looking at a scruffy hacker... so I gave him a thousand yard stare and said, "I am your worst nightmare!""