1. Camera Tripod Done that just levitates at the hight a tripod would hold the camera.
2. Hot tub shoe that holds hot water in it while you walk.
3. Tell people you will flash them for 10 $ any time.
4. Usb drives on your phone.
5. Send out a yearly update about your life on FB.
http://youtu.be/LM3AIZYLjOY (national bike polo championship 2014)