4.22 - When PIEVR - If no other editor tabs are open, Hands scale much larger than expected and Jitter. If any other editor tabs are open, motion controllers are not visible.
4.23 - Hand remains small and is scaled from an offset. (After adding a MotionController component directly to the pawn and enabling 'Display Device Model', the device model scales as expected only when no other tabs are open.)
Hands scale as expected on Oculus. (4.22 and 4.23)
Head over to the existingAnswerHub thread and let us know what's up.