Commercial systems are simply not designed for public safety loading; they're designed for average daily consumer loading, and when something happens to cause the loading to suddenly skyrocket, the system overloads and crashes. Try making a phone call in the area of the stadium the next time there is a major event, and you'll see.I dont get it. Over at justintv.com I can see people streaming live video from all around the world via iPhones. I have ridden along with people on bicycles in Tokyo and Florida. Road along with a trucker in Sweden. Walked thru Hollywood. etc This technology is already out there - and apparently it is not too expensive. Maybe $500 per iPhone. What exactly will be gained by spending billions on a dedicated public safety broadband system in the USA? I dont get it. Wouldn't it be a heck of a lot cheaper just to give priority to public safety users on a single unified nationwide system?