Even though the prices of projectors have dropped noticeably in the last years, the projector is nevertheless the most expensive part of a multitouch surface.

Indeed there have been some successful attempts of making a mutitouch surface using LCD matrices, further reducing cost of the hardware. This approach, however, has ...

Almost a year ago I have started jogging in the evenings ... yes, mainly to compensate for the lack of exercise of my geeky lifestyle. Even before that I have made some attempts to make running a habit, however none of those experiments lasted very long.

So a year ago I ...

After three years I have finally closed my Wayn account. After all the ranting about its poor user experience and a lot of misinterpreted or at least poorly estimated Internet "friendships" I am finally giving up on it.

The whole thing is important for me because it was my first ...