Since this is powered by ambient air pressure I guess NASA won't be too interested. On the flipside, the concept might be fantastically powerful underwater.
.
I want the next bear I shoot (just kidding) stuffed with coffee beans so I can pose it, pump out the air, and use it as a couch or coffee table.
This could be an extremely protective packing material if you pump out the air to harden it after letting it conform to the shape of the object in the package.
Sandbag walls might be much stronger if the air were sucked out of the bags after they're stacked to make them lock into place against each other.