That’s because there is no such thing as a unified “ACAB crowd.” It’s turned into a catch-all used by people from full on abolitionists to liberals upset over specific events. In reality, ACAB is an abolitionist phrase. If all cops are bastards, the entire concept of policing as we know it is flawed and needs to be done away with.

That’s the problem with catchy phrases spreading over the internet: they lose all meaning.