(Ok, so maybe I'm posting this mainly so that my last, angrier entry will be pushed further down the page, but I do genuinely think this is "pretty neat". (g))
Just sit back and watch as patterns and words emerge from carefully synchronized drops of water. . .
Here's another video with a little background on this technology:
Sounds like it's been around a few years, at least, but I think this is the first I've heard or seen of it.