This german webpage offers free telemetry services for people with an Iphone.
http://www.sportics.net

You put the Iphone on your arm and go running or cycling. Meanwhile, your wife or fanclub can track you on google maps and check your running time, distance and speed.
And with a Flash 8 player, one get real time charts.

A guy is online right now and is cycling around, check his stats page and the map view
http://www.sportics.net/members/0/919/activities/latest/
http://www.sportics.net/cgi-bin/WebObjects...6g/0.19.3.7.1.1