I don't understand why we expect private companies/hospitals/universities do the job of the police/courts.
The justice system is complex for a reason (oversight, transparency, accountability, fairness, etc. - or at least that's the goal, however bad they are at achieving it, unaccountable private institutions will be even worse).
The justice system is complex for a reason (oversight, transparency, accountability, fairness, etc. - or at least that's the goal, however bad they are at achieving it, unaccountable private institutions will be even worse).