We'd heard a somewhat sketchy report from the New York Post yesterday that the Department of Justice and the Federal Trade Commission were considering launching an antitrust inquiry into Apple and its various iPhone-related practices, and now it's being confirmed by Reuters and the Wall Street Journal, which say the inquiry was triggered by complaints from Apple's competitors and app developers. The DOJ and FTC are currently deciding which agency will take the lead in any inquiry, but if and when it gets underway there are a few issues at play: the first is obviously Apple's decision to