Saw Nouvelle Vague last week at Joe's Pub (the perfect venue to see them -- by candlelight, martini in hand). Armed with acoustic guitars, handclaps, and a Powerbook, NV put bossa nova twists on new wave hits like "I Melt With You" and "Just Can't Get Enough." (Remember Frente!'s "Bizarre Love Triangle"? It's not too different than that.) A novelty ...