On one of the Royals podcasts they talked about why they are being so careful with his innings. Between college, minors, and his call up last year he threw a ton of innings. They want to make him a starter, but they have to be careful with innings this year. They also still want to have him available for relief for the Royals, especially late. Plus figuring out what they currently have for pitchers. There are a quite a few factors in figuring out how to use him.