Interactive mobile seating is clearly visualized in this concept video from a project at Eindhoven.
(Interactive mobile seating video)
I'm a little bit more convinced of the utility of this idea in the part where the guy sets up a dozen chairs at once. It's a cool idea.
Seeing this made me think immediately of Frank Herbert's chairdogs, which would follow you around as loyally as these mere mechanical devices. And they give great massages, too.
He indicated a chairdog against the wall to his right, snapped his fingers. The semi-sentient artifact glided to a position behind McKie. "Please be seated."
(Read more about chairdogs)
Mercedes Benz Solar Paint
'It turns sunlight into electricity, just like any solar power converter - you spray it on.' - Larry Niven, 1995.
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Nano-Chainmail 2D Mechanically Interlocked Polymer
'Nemourlon armor of reasonable weight resists penetration by most fragments and any bullet that is not both reasonably heavy and fairly high-velocity.'
Humans Love Helping Other Species
'At the ringside opposite them a table had been removed to make room for a large transparent plastic capsule on wheels.'