It actually does look like it would be fun. I know I get a lot of use out of Pancake, and that's
just a panner. I'd have happily added it to the toolbox for $10. Where were you then, my ol' pal?
Nigel, what it is is an LFO whose shape is user-definable, and can be applied in several ways: filters, panning, and volume. I don't know what the "var" modulator does, though. ol'pal?