The current URL is far more interesting with its links to his colour photographs.

I've been following his blog for a few years now. He's done some other really neat stuff like histogram work (http://www.ironicsans.com/2007/09/idea_the_histogram_as_the_...) and sort of an inverse Tetris (http://www.ironicsans.com/2009/01/i_wrote_it_you_made_it_mon...). Then there are the inventor profiles (http://www.ironicsans.com/interview/).

A script for generating images with self-similar histograms (read the first article!) - http://www.joshmillard.com/2007/10/04/retro-histo-making-an-...

The histogram work is awesome. I know of some people that would love this for crypto-puzzles.