> You can’t meaningfully move around or swing your arms fast in any realistic home environment when you’re in full VR. You’re constantly at risk of punching something or breaking something, or both.

You clear the area within the boundaries, leave a little buffer space to the walls, and respect the boundary warnings in game. No problems. You do need a few square meters without any furniture to do this.

Boxing and ping pong feel just as great in VR as they do in AR. It's more a matter of the level of immersion: AR works well for table tennis, but fantasy games are severely limited in what they can do. The most impressive experiences are always in VR - "flying in space" doesn't work while looking at your living room walls.