I dunno, maybe some are fascinated by old cartoons, obviously a lot of people are.
However noticed this at the same website:
https://mspoweruser.com/first-adult-title-comes-to-the-microsoft-hololens/
3D virtual companion software is very likely to be a very active part of the augmented reality future.
Starting with a 1080p resolution, you can only send half, or 540p to each eye, which is a fuzzy image. The hardware to make a dual stream in HD apparently is not there yet.
In my case, I wear glasses, so the head gear kept my glasses pushed back against my face. Every time I blinked, my eyelashes put a little smudge on my glasses, requiring frequent disassembly of the setup and lens cleaning.