By Klep Napier | WeAreCritiX.com When I met Craig "Radio Man" Castaldo outside New York City's iconic Ed Sullivan Theater, the atmosphere felt like a fitting backdrop for someone whose life has become intertwined with entertainment history. It was the evening before Stephen Colbert's final broadcast of The Late Show, and the area buzzed with anticipation. Fans gathered behind barricades, cameras were pointed toward the entrance, and everyone seemed to be hoping for one more m