Cops basically exist to prevent people from taking revenge into their own hands.

No, cops exist to protect capital.

This is just one example too, they’ve issued multiple similar rulings. Also, uh, see: Uvalde.

If there were no cops, do you think these white “Karens” would just leave the black men alone? Or do you think they’d get together and lynch them?

…you think cops keep black people safe? Are you being remotely serious here?