The Lava Lamp Saga continues
Okay, I'm still not very good about keeping this thing up to date. I just can't think of anything to write while I'm sitting at my computer. Occasionally, I'll get a great idea while I'm doing 70 MPH on the Interstate but generally don't try to take notes then. By the time I get back home, they're gone. :-\
Meanwhile, here's what passes for progress on my Lava Lamp situation:

Note: the fact that this is a still image doesn't mean your missing anything. any changes to this lamp take place about as fast as the movement of the hour hand on a clock.
