that makes sense...probably be easier to just have something that can fly up there though.
"
Notice the packs? You can send these things in to resupply stranded military without endangering more lives (for one thing)."
unless, as indy said, its needed up a cliff, then it would be much easier and cheaper to use something wheeled.
It will have quite a few applications' in heavy snow, or swampy terrain, or hilly or mountanous ground.
Then, there' the potential for it to be scaled up for something that will be much larger-perhaps armored, and weapon-carrying. You would be able to 'walk' an IFV or a tank right up to something like-say, a Talliban-mountaintop refuge.