Comments for I promise-- they're both #6B6B6B tag:bradchoate.com,2007://4- 2005-08-19T09:44:51Z The man, the legend. Movable Type -en-trunk--20070910 tag:bradchoate.com,2002://4.1044-comment:292 Comment from David on 2002-09-27 David http://www.blogdom.org That is just too cool! Thanks for sharing it.]]> 2002-09-27T14:39:22Z tag:bradchoate.com,2002://4.1044-ping:46 http://www.thinfilmmfg.com/mtblog/mtarchive02/week_2002_09_22.html Thin Film Manufacturing: Katherine's Blog http://www.thinfilmmfg.com/mtblog/mtarchive02/week_2002_09_22.html I've seen most of the classic optical illusions, but this is a new one. Just a standard checkerboard, or is 2002-09-29T04:25:26Z