We all do. But a 20 yearold is a 20 yearold. Friends family support system etc are all in Germany. We are asking a 20 yearold with options to choose the riskier and more dangerous route.
Sure Pep can make him better, but he 8s more likely to get better playing one more year at Shalke, honing his skills, before upping the Challenge. The fact that the best club in his home country is already giving him.that option while we aren't, suggests we are the risky option.
There are 100s of great young players who joined big clubs early and half of them are fading. The Danish kid at Real, the Croat at Barca, Kenedy at Chelsea, the Costarican kid at Arsenal, the Asian Messi at Arsenal etc. It is tough for young players to excel at big clubs. The longer you can hone your skills at a mid club the better.
I wouldn't hold it against him if he made the choice to stay. Even though I would rather he came here.