I thought that was art in general, in Japan.
(
robneymcplum spiced up his life on,
Sat 13 Oct 2012, 14:05,
archived)
It is and also
used knicker vending machines which is also art apparantly.
(
Captn Hood-Butter is not dead yet.,
Sat 13 Oct 2012, 14:53,
archived)