Some surprises on SNL last night. The first being that the show was sorta funny (Videogum will post the best bits tomorrow), and the second being Yeah Yeah Yeahs' decision to play 5-year-old Valentine's mixtape staple "Maps" instead of a second song from It's Blitz!. Hooky new wave single "Zero" came earlier, and legendary post-rock axeman David Pajo's (Slint, Tortoise) ...