Hollywood cops and politicians are hot on the trail of a "bold graffiti master" defacing their city's walls- once they figure out that they're actually after not one guy, but a crew of them.Yep, yesterday the overall feeling of security among South Florida's graffiti writers improved an estimated 12 percent when the Sun-Sentinel and Miami Herald published a story revealing that the guys chasing them are one Google search away from figuring out how many perps they got.Good ol' Beam Furr, Hollywoo