There's no shortage of sports performance trackers, but most of them are worn on the body. Watches and glasses simply aren't comfortable for every sport, or every athlete. The Trace action sports activity monitor being developed by California's ActiveReplay pulls the hardware off the body and puts it somewhere more comfortable – on the board. It also adds some tracking functions geared specifically for board sports.
Read the full article: Trace sensor tracks your tricks and airs for skate, snow and surf