TweetGaga’s business model starts with an incongruous product. Listen to Gaga’s Poker Face and you might imagine it’s Britney Spears  in a track suit. But watch the video and you’ll see a work of conceptual porn. Gaga, a 23-year-old blonde with bulletproof bangs and 3-inch lashes, slinks across stages in gleaming metal bustiers, smoked latex [...]