I'd assume that these would end up being re-usable in many circumstances, though certainly not all. It sounds like they still need to figure out the durability

I'd assume that these would end up being re-usable in many circumstances, though certainly not all. It sounds like they still need to figure out the durability issue -- but at that point it could be re-usable in some cases I'd think (does seem like they'd figure out durability first though).