The controllers are in your hands, and they can be tracked as precisely and reliably as your head position. The position of your arms could be concluded from f

The controllers are in your hands, and they can be tracked as precisely and reliably as your head position. The position of your arms could be concluded from full-body tracking data, but that is imprecise, only supported by some devices, jittery, and has some weird edge cases, because it's based on depth sensing.