Penn and Teller made an interesting video arguing that most of the recycling we do is more wasteful and damaging to the environment than just throwing everything away:
Seems completely impracticable. Why should seats find you, when it's never very hard to find seats in a library? Also this demonstrates a highly idealised vision of how it would work - there are practically no other people in the library than the one chair user shown.
Artist Florentijn Hofman has done similar things in the past, including painting roads yellow http://www.florentijnhofman.nl/index.php?page=projects&id=12
Artist Florentijn Hofman has done similar things in the past, including painting roads yellow http://www.florentijnhofman.nl/index.php?page=projects&id=12
http://www.youtube.com/watch?v=73Aae5dmxnA
http://www.youtube.com/watch?v=f7HYvkybpJs
http://www.youtube.com/watch?v=7xVY6PEiOhU
http://www.florentijnhofman.nl/index.php?page=projects&id=12
http://www.florentijnhofman.nl/index.php?page=projects&id=12
http://ie.youtube.com/watch?v=AQtklXvgvaI