It would be interesting to see obviously, but with just one year left on his contract I would guess the club would be more interested in selling him. New contract seems a bit unlikely at this point.
Whether or not he is good enough is up for debate I guess but quite clearly it hasnt "paid off" so far? Cant see how you could argue against that.
But as said previously, training sessions is a footballers day job. Do them well enough and they get rewarded with a chance to get involved in...
Maybe the pilot student who constantly crashes his plane in simulator trainings needs to fly some Boeing 747 passenger flights to be able to be properly judged.