Have you actually tried that though? People always bring this up like it's some cyberpunk fantasy but working with a one pound weight strapped to your face is awful and staring at screens situation an inch from your eyes is really really hard on them and absolutely sucks. I bet using VR for 8 hours a day would actually hurt your eyes.
Actual VR/AR desktop mirroring is a thing that exists now. It's a niche of a niche of a niche because it's not a good experience. It's interesting for the five minutes until it becomes unbearable.
Consider that many simracers, the niche that VR is the absolute best for, do not regularly use VR, because it's just too much fuss to put a damn set of goggles on, even when you are already sat in a purpose built simracing rig!
Actual VR/AR desktop mirroring is a thing that exists now. It's a niche of a niche of a niche because it's not a good experience. It's interesting for the five minutes until it becomes unbearable.
Consider that many simracers, the niche that VR is the absolute best for, do not regularly use VR, because it's just too much fuss to put a damn set of goggles on, even when you are already sat in a purpose built simracing rig!