On the surface (npi), this looks like quite ubiquitous actually, although I wonder about the shadows. #ubicomp https://www.dezeen.com/2017/02/28/sony-xperia-touch-projector-turns-any-surface-into-touchscreen-technology-mwc-2017/

A murb'ed feed, posted more than 7 years ago filed in ubicomp.

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