A possible option might be to roll your own port-a-pots:
http://moogarchives.com/portapot.htmSaves eating up panel space. And if you need 10 of them one day, just
build yourself 10 of them.
Would be nice of some company actually made these for general purpose
use: injection molded one piece tubular design with a small pot on the
side, wouldn't need to have a big knob sticking out like the Moog ones.