Pure awesomeness now has a CL ad. Let's go camping up in the mountains. What's that you say, the pass is closed and there is 6 feet of snow? No bother, bring your snow shoes and quit your whining.

Neat toy. Seriously impractical. Would be easy enough to convert a 4x4 box truck to an RV that would go anywhere that thing would, go faster on the freeway, get the same or better mpg, and have enough cash left over to buy a house with when you're done.