https://slightlyeastofnew.com/2026/10/20/the-ooda-loop-and-lean-what-john-boyd-wrote-in-the-margins/Slightly East of Newen2026-10-20T15:20:41+00:00The OODA Loop and Lean: What John Boyd Wrote in the MarginsSun Tzu, OODA loop, Chuck Spinney, orientation, John Boyd, AGLX, Brian Rivera