Ah, Japan, you crazy-ass country you. As if your advertising wasn't surreal enough already, the advent of posters that react to being kissed has taken things into a whole new league.
Developed by researchers at Keio University, a new range of displays use ultrasound sensors to measure proximity, in turn displaying a change in reaction on the face on the poster as a passer-by leans in for a kiss. The team thinks it has great promise...
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