Even if he did, this is usually an argument of where you draw the line at game-play and realism. The problem is that almost none of the damage that happens with our planes are quick fixes, they would take hours if not more depending on the plane and how it was built. There is a myriad of reasons on why we don't have this, and they've been listed time and time again but most of the people who want this don't listen. All in all I'm even one of the people who wanted to see this implemented, but I've read the arguments and it's understandable why we don't.