I love how this is a complementary technology to 3D printing by the way of a traditional printer. Simple. Effective. The biggest obstacle for widespread adoption might be software, in other words a robust toolkit for designing "wraps" of these imprints for your own 3D models.
Oh wow. If you follow the link to tksharpless, they have a YouTube video. I got dizzy when I stuck my nose right up to the screen. Next best thing after GearVR if you don't count the nausea from involuntary camera movement.. From further away it just looks distorted (like it should) because of FoV mismatch.
At 52km you don't need heating, and in the case of a breach the clouds would stay mostly out because of equal pressures on both sides of the dwelling. A scientific outpost, like those in Antarctica, would be highly appealing. For permanent settlement, Mars takes the cake.