I would assume in the past year or so he's been with us that would be something they've tried to work on. But I do agree, this spell boosting his confidence will hopefully increase what we can recover of his value.
All 4 of the youngsters mentioned really impress me actually. Diabate will be one hell of a player, allow him to age and strengthen and his runs at people will cause no end of problems. Gray is so close, assume with more games and maturity he'll begin to become better. Same with Chillwell, he came back from England duty seemingly more switched on to danger and his mistakes