Sadly there's no magic pill that can mitigate performance issues in the middle, not legally anyway. So that's the only performance he should need to focus on IMHO.
"O people, we created you from the same male and female, and rendered you distinct peoples and tribes, that you may recognize one another. The best among you in the sight of GOD is the most righteous. GOD is Omniscient, Cognizant." (49:13)