Since Tim Hunkin's TV series on "The Secret Life of Machines", I've always been fascinated by his work. He has taken mechanical devices to an artistic expressive level, and even beyond that, to make witty cultural statements. You can view or download videos of this TV series at --
http://www.exploratorium.edu/ronh/SLOM/
http://sciencezero.4hv.org/tslom.htm or
http://www.techno-fandom.org/slom.shtml
Nowadays, one of his ongoing projects has been arcade game amusements at a beach pier in southern England, called Under The Pier.
His most recent arcade game is the Personal Nuclear Reactor -- also at Under The Pier.