Many moons ago, AEG licensed Pressure Matrix from me – it was the very first game I sold. Shortly after that, they licensed The Isle of Doctor Necreaux and published that.
They recently announced that they're going to demo Pressure Matrix at GenCon:
http://boardgamegeek.com/thread/536082/pressure-matrix-at-gen-con
Yay!
(I should ask 'em for a PDF of the current rules and board tiles.)