Its all about confidence, and getting the amount of touches. No matter how much you practice, live games are the only place you gain and build confidence. I think he has a slower rate of growth in catching, but he is blocking really well with his physical size and technique. It's not easy to be a blocking and catching TE and expect to be exemplary in 2 years. If ours was more a passing offense and not a run first offense, he would learned faster to catch balls but might not learn how to block. Give the kid time, the coaches are investing him for a reason, lets all encourage him and help him get better.