This is cool. I'm a little dubious about pure data being better than something described by text, but on the other hand, I've done some small things with pure data and have never gotten around to learning anything like csound.
I can't afford one of these, and I want one. I am told that they don't make a huge profit on them, either.
The Cairo Composite Manager is an X compositing manager in the same space as xcompmgr (so not inextricably integrated into a windowmanager that I don't want to use), but using modern, accelerated display mechanisms. I'm still not convinced it's good for anything, but it's nice to have the option (why would I want to make my windows harder to read?).
A History of the Karmann Ghia (which seems to be worth relatively more now than they were when I first considering buying one... oops.)
