Intro 01 Static Documents 02 Render pipeline 03 Interactivity & Event loop 04 Javascript Engine 05 Event Api 06 JS to DOM, JS to JS 07 At scale 08 Exponential code increase 09 No single originating source of data 10 Take all down - components, view fce of data 11 Single originating source - whole component tree, state on top 12 Hook 13 Diff 14 Calculation and effect 15 Memoization 16 React Lego - whole enchilada 17 React strategies 18 Beyond