Major airlines also have significant resources in planning the Navy and General Aviation don't.
Military TAFs go to eleven.I find this doubtful. Have you seen military TAFs? There's at least twice as many lines in a military TAF as there are in a civilian one. It's clear that must mean the military TAF is at least twice as good.
Point taken the buck stops with the guy in the left seat / PIC no matter the circumstances.You didn't figure that out when Sully and what's his name ditched in the Potomac?