It has nothing to do with severity, but somehow Jack brings out people's desire to constantly retaliate. Over and over and over. Maybe it's just a talent to cause people to revel in their next chance to cause him pain.

But as Jack is a dick and hell knows what the next or last thing he did was, Yondu says nothing. Probably wouldn't anyway.

"Nope." Even if he technically does have people, just ones he doesn't want to remember him, he keeps that tucked close. "Figure whatever's left got business covered."