Responding to pressure from Senate inquiries looking into DUI-checkpoint and "speed trap" avoidance apps -- and almost exactly a month after Apple Vice President of Software Technology Guy Tribble promised to "look into" such apps -- Apple has revised its guidelines for the App Store to explicitly ban iOS apps that offer information on the location or timing of DUI checkpoints. The change in wording does not, at present, affect apps that report so-called "speed trap" or "red light camera" locations, but only bars reporting of DUI checkpoints, which are often set up t