I don't think there is any question that he has the best pure stuff and ceiling in the organization, and before he was hurt, he was quickly narrowing the gap between ceiling and ability. I think Kopech might actually be the most interesting story of this off season. If the free agent market isn't what the Sox want, could this be a guy the Sox sacrifices with guys like Stiever, Dunning, and Cease seemingly moving ahead of him for this time being?