Technical Planning Core Principles Focus on "What" Not "How" : Define deliverable outcomes, not implementation details. Specify constraints and success criteria, but leave implementation choices flexible. Last Responsible Moment : Defer decisions until you have enough information to make them well, but not so late that they block progress. Make reversible decisions quickly; delay irreversible ones until necessary. Risk-First Development : Address highest-risk technical challenges first. Build proof-of-concepts before full implementation. Ship working but imperfect solutions to validate core a…