Despite the buzz about multi-touch, this technology evolution is not a challenge and it should have grown earlier if legacy OS editors, as well as input device manufacturers, had got more vision.

Now, we cannot really blame them, multi-touch makes sense with multi-media content only. And we are just at the dawn of the multi-media era.

The real frontier in today’s interactivity is touchless interactivity. It is the real challenge as it requires a perfect control of changing environment, precision optoelectronics, 3D algorithms.

We re-worked the presentation about Ubiq’window, today’s only real mass production tool for touchless interactivity.

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