You can do this really well on $200 AR headsets that fit on your face like sunglasses and uses the battery of the device it's plugged into to last many hours.
If this is the biggest point, then I don't see why Xreal isn't more popular.
If this is the biggest point, then I don't see why Xreal isn't more popular.
As the form factor is already pretty bulky, keeping it as a single device helps a lot IMHO.