Holiday Inn tests iPhone hotel keys

Now we are talking. This is a truly useful piece of functionality. Holiday Inn is testing in two locations (Chicago and Houston) their new ability to unlock your hotel room door with your iPhone. I am thinking about taking a trip to Houston or Chicago just to play with it. Aside from the obvious cool factor involved here, this is yet another baby step towards a fully integrated mobile-driven world. At this point the technology exists, we just need someone to actually do it. I love this idea because it accomplishes two primary goals for me. One, I no