that was in the newsletter a while back?
This looks like an updated version of it: You can now add wind and fans to manipulate the falling sand (or powder in this case). Also: gunpowder and fire, seeds and water and more.
Have fun.
(, Mon 14 May 2007, 13:22, Reply)
wasted/enjoyed trying to get a spinning fireball powered by wind!
(, Mon 14 May 2007, 21:48, Reply)