ad:tech San Francisco landed here yesterday and is currently underway at Moscone Center until Thursday. We've acquired access to the exhibition hall and had a chance to briefly peruse the delightful offerings of the Internet advertisement world: Mmm, delicious ad cosplay and iced pinot grigio. We're certainly heading back for more this afternoon, especially since they turned that place into a keg/dance party by 4PM. Perhaps they'll bust out the hookers n' blow for......