"My Humps" translated into sign language. (SLYT) via Reddit
posted by Kraftmatic Adjustable Cheese on Aug 11, 2010 - 45 comments

If you need to hail a taxi-bus in Johannesburg, you'll need to know some complex hand signals [PDF]. Taxi hand signs are almost their own language, and artist Susan Woolf has adapted them into an art project, then a booklet, and finally postage stamps. [more inside]
posted by Shepherd on Mar 24, 2010 - 11 comments

ASL Browser.
posted by xowie on Apr 30, 2004 - 26 comments

The Credit Card Prank is a project to see how far one could go with their signature on credit card purchases. The experiment goes pretty far and barely runs into any snags. The verdict? People don't seem to care what you sign on a receipt.
posted by mathowie on Jun 3, 2003 - 72 comments