Are they going to have the pitching to be a serious contender in 17 or 18? Highly doubtful isn't it? Trade him, by the time this team is ready to compete, if the new GM is competent any way, he'll be gone.
Trade high for once! 2019 is the year all our best prospect should be getting into their prime years and two big contracts will be gone with plenty of money to fill the holes.