Mac.sis making macs and S60 handsets talk

Since the weather took a change towards the tolerable (by Finnish standards anyway), I took a stroll outside playing with the Nokia Research Center SportsTracker application. I performed a "Workout" (a walk around the house, really) with route tracking active, sent the recording to my MacBook in the Google Earth KML format and doubled-clicked it open. Lo and behold, Google Earth fired up and displayed my "Workout" overlaid on the Earth satellite imagery: