When a dancer wearing a gleaming-white bra and underwear approaches our table [...] tells me she is a teacher at a public middle school in Berkeley, doing summer day shifts at the club to help pay bills. She says she has met patrons from all of the brand-name tech companies nearby, specifically mentioning Uber, Dropbox, Twitter and Airbnb. "Salresforce is big here," she says. "Yelp employees call this place Conference Room G."