Did you ever get this resolved, Eric? I'd love to be able to show multiple UV maps at the same time in max as well. You'd figure that by version 9, they would have figured that out by now.
atm I am packed with work, so it would likely be something for january... the main problem here is that I need to some ugly university tasks, where my motivation is already low, and if I start with this now I am doomed (then again, I shouldnt have brought it up). seriously so I must resist and postpone this. It would be…