Let me clarify. None of that was an insult. He has talent. It takes a lot of experience to harness and balance it properly. As he matures he'll figure it out. He's 24.

Building something pretty is one talent. Building something novel yet still intuitively usable is another. Building something engaging is yet another. They (and more) are all linked. If he gets them all (or even just a few) down and balanced he'll be someone to look out for.