Last week, Air Force Chief of Staff, Gen. David W. Allvin, shocked many around the world when he seemed to walk back previous Air Force statements about potentially expanding procurement of the new B-21 Raider stealth bomber beyond the current 100-airframe order. What came as such a surprise, however, wasn’t the possibility that production would end after 100 bombers, but rather, that his statements seemed to suggest the Air Force already had something in mind to come next…