The average member of the British SAS wasn't even considered for membership until he'd served four years and had corporal's stripes, for the simple reason that it takes more than two years to learn to be a competent soldier in ordinary duties, much less the sort that required thinking under fire—yet another problem for the Soviets, who didn't encourage independent thought for any of those in uniform, much less conscripted non-officers? Mancuso didn't have to say more!