So what? So he is producing at a steady rate in a major conference. He is hardly playing at a streaky rate like the bigger risk players such as Jones and Barnes.
You need to stop thinking in terms of "positions" and players as a 1,2,3,4, or 5. Most teams and franchises are increasingly getting away from that mentality. Do they Heat start a traditional 1-5? They seem to be doing alright for themselves. Players now are more likely broken into categories based on abilities, and that is the way most teams create their lineups. This article does a nice job of explaining the "myth" of a "tweener" and how most people that use the term are writers and bloggers who having nothing to do with NBA teams.