Guess again, Scoop
Wrong again... many years ago I drove studies for the space toilet around the beltway... along with some other things...
As for my later work for another NASA contractor, I hope you live to the day that it will all become clear to you ... suffice it say that work was a little different...
This Mars Society Mars Base project reminds me more of a cargo cult than anything else...
Now if they want to put a real rover on the real Mars on a commercial basis, and they have real money, they can give me a hollar...
EP