Is this guy a celebrity? Inside the beltway, perhaps. On Saturday, Martin talks communications challenges for the tech industry and the Obama administration. He'll also air his perspective on digital TV, the wireless spectrum, and, perhaps, Net neutrality. Odds are he won't discuss his personal woes: On December 9, a congressional inquiry concluded that, "Chairman Martin's heavy-handed, opaque, and non-collegial management style has created distrust, suspicion, and turmoil among the five current commissioners."