If that bucks skull plate is/was broken it was prior to his antlers growing this last spring. It grew down and then he rubbed the velvet off of hit. He will be fine, cause if it was causing issues it would have already shown.
Mntman
"Hunting is where you prove yourself"
Let me guess, you drive a 1 ton with oak trees for smoke stacks, 12" lift kit and 40" tires to pull a single place lawn mower trailer?