Red Flag mid-70s, some young F-4E guy from the exercise primary unit is the designated mission commander for the final day 'gorilla' scenario....
Mass briefing, he briefs a meticulously choreographed low altitude package ingress from the east that includes multiple turns up and down valleys and canyons with associated dramatic ridge-line crossings and general complexity overall....
Crusty old, 100 over the north, F-105G weasel driver raises his hand,
Young guy, "Yes, sir."
Thud driver, "We like to go in straight lines....we lose airspeed when we turn."