"Just fine" for what? AGM88 is air-to-ground and manpads are surface-to-air. If you're implying that manpads work just fine instead of A-10s, you're wrong.

Well, the A-10 is down no matter how correct you feel you are.

Shoulder launched missiles are absolutely capable of taking down large slow aircrafts in 2026.

This is not a rpg from 1930