those are just the engineering challenges, you could probably do some sort of reverse retina scan to make sure they're only used by the intended wearer the th

those are just the engineering challenges, you could probably do some sort of reverse retina scan to make sure they're only used by the intended wearer the threat of hackers applies to any number of technologies currently in use by the military human causulities are the biggest limitation on the projection of US power, you might as well work on the assumption that you have to emerge from every battle as unscathed as possible