Gizmodo dubbed this the worst idea ever. Probably. But also hilarious.
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.
Can you imagine walking in on your roommate trying to make smooches with his favorite idol? So many good times are waiting to be had.