Quote: "I thought so too. Weirdly the touch judge was 2 or 3 yards back.'"
Not weirdly. That is the best angle for seeing whether the player is in touch. Watch any try close to the corner and the TJ will be stood back from it. If you're right over the top of it you can't see the ball and the foot at the same time, so can't judge touch. The pass is the ref's call there.