oh my lfs has three sets already paired up... Just waiting for my clown to finish qt-and my dt to arrive, but then I'll have a pair for sure, unless of course their sold...
the smallest tank size for lobsters that I know of require a 50gal. Flame lobsters are pretty reef safe, but mole lobsters like to eat cuc's. Spiny lobsters are huge, like 40inches, and slippers are like a foot long, both eat anything the get near fish, shrimp clams and snails.