> 1- Separation of powers between rulemakers and judges. In practice many Administrators who have the power to enforce rules and bans are actually editing articles themselves!
While admins do have the rights to block users or protect pages, many a times, they leave it to other admins to carry out the administrative actions on the users or pages they are involved with. The editors have recalled or reported admins who had overstepped such boundaries one too many times as well.