This is a brief demonstrational video about Touchwall, a cheap finger tracking system I made while I was exchange student at University of Turku (FI). It was the project for Interactive Communication Systems course (year 2006/07). That was just the first prototype; I'm currently working in University of Catania on a more accurate and flexible system which will allow to make any surface a high-resolution pointing surface. As soon as the work will be complete, I'll post it on