I'd say this depends on the target audience. For myself, I'd certainly choose a shock-resistant, unshatterable, water-resistant smartphone over another one simp

I'd say this depends on the target audience. For myself, I'd certainly choose a shock-resistant, unshatterable, water-resistant smartphone over another one simply because I hate the hassle of repair and replacement. In the same vein, I'd expect the military to be interested in this.