Seth Godin recently posted about an Iphone application idea he had:
"Have the iPhone use the gps data... upload where I was a minute ago and where I am now. Figure out my speed and route. Use the data to tell other RadaR users which route is best."
You can read the full post here: http://sethgodin.typepad.com/seths_blog/2008/11/an-iphone-app-t.html
We're really excited about the potential for this app and what all of you here at DIYcity can do to make it come to life.