For what fighting 5th gen fighters? Fuck yes. But for their mission set? Close (to the soldiers on the fucking ground?) Air Support, invaluable. I never once heard or thought "I wish they'd get rid of those useless crappy airframes!!" Mostly cause the sound them screaming across the sky and of freedom coming from their nose was just too heartwarming. I'll never hear it again but I am glad to know they are doing their best to keep them relevant to the people that count most. The soldiers with boots on the ground.
Except they're dead against any adversary with remotely modern air defenses... or 5th, 4th, and likely 3rd Gen fighters if they're around. They're amazing at fighting targets that can't shoot back though.