Martin Creed (1968- ) Work No. 227 - The Lights Going On and Off (2000), Tate Britain, Nov 2013

Animated gif. View at Original size to see animation.

 

“Whatever it does, it’s doing it right now.”

--Marge Simpson

 

I don't understand contemporary art. Nevertheless, see here for what I consider a far better use of light fittings in an art installation.

Done