This is a talk that I gave at the 2006 MAKE Magazine Maker's Faire in San Mateo. I leave it for reference. It is pretty rough, so feel free to email me with questions, recommendations, rants, etc. Sasha Harris-Cronin A Touchpanel is a sensor system that returns: (x,y) as analog z (presence) as digital optionally returns: z as analog multitouch ID When creating a touchpanel, consider: Application (