“Pure book knowledge should be impeccable - every second of doubt about "what do I do now?" is worth 30% of workload. Mostly because the self-doubt and second-guessing are real time and mental capacity wasters. The more you know flat cold, the easier it is to fly under the gauges”
Nick Lappos
When I was in the Army we practise3d radio by speaking to each other as if we were using the radio - over