02:28 - Sebastian McKenzie Introduction Twitter GitHub Blog 02:53 - Babel (Pronunciation Clarification) 05:56 - History Learn ES2015 - Babel 09:14 - The State of Babel 09:59 - Babel and the TC39 Process 11:54 - Features That Can’t Be Transpiled Weak Maps and Proxies 13:45 - Readability and Performance Output Traceur 18:12 - Plugin Architecture 19:58 - ES6/2015 Feature Implementation Blockscoping L