Many procedure-based rules are what you end up with if you want to prescribe shooter action to the point that you are enforcing your vision of tactics.
Simpler/less rules are the big way to avoid assaulting new shooters with surprising penalties. But then the enforced tactics go away along with the rules and penalties.
If people really just want to hang out with their friends, shoot carry guns, and don't care about the competition, then what do penalties matter?