He can kick in normal play but put goal posts and a man on the mark in front of him he looks like an 8 yo.

All problems can be worked on and improved. The old "if you can't do x by age y you never will" is being shown to be wrong every day.

GWS and Moshe have pointed to books about the myth of talent and there is also the book by Norman Doidge regarding brain plasticity, The Brain that Changed Itself.

All it takes is a sh1tload of practice.