Earlier quoted context omitted.
Projectors can't block out the background entirely either, and they're in very wide use. We get around that by projecting onto flat, solid-color areas. As long as you understand that to use your "monitor", you need to be staring at a semi-smooth solid color area, it should work. If I moved my monitor out of the way, I'd be staring at a white wall. That doesn't need to be completely blacked out before displaying somet…
Most office workers don't have a large, flat, solid, dark colored wall to look at. The reality of most office environments is that we're looking at co-workers, furniture, plants, windows, artwork, small cubicle walls, etc. If you have to rearrange offices to make AR usable then what's the point? Just give everyone a physical monitor. They're cheap. I doubt that white walls will work well for AR backgrounds because it…
Might not work for everyone, but it'd work for some people, which is quite often the case with basically every product that exists anywhere.