Adding a little water to a tip jar adds low-tech mystery and security.
And a few more links:
1. It's looking like Google's Knol is a failure. I gotta say - - I'm surprised. I figured people who felt compelled to write Wikipedia entries, would be even more eager to earn a little adsense money.
2. There's a cute surprise waiting at the bottom of the Neatorama main page (wait for the site to fully load).
3. Father/daughter drawings of Storm.
*Previously: Clever signs on tip jars.
*Buy sketch cards at eBay.