> Would you suggest to go straight to ES6 then? ES6, while it's there, is not a must. It's not like the old syntax will stop working. Take in only what you nee

> Would you suggest to go straight to ES6 then? ES6, while it's there, is not a must. It's not like the old syntax will stop working. Take in only what you need. For instance, native Promises are handy, arrow functions are concise, but I have yet to find compelling use cases to write generators, proxies, destructuring and all the other funky stuff. > what could be the best choice to then being able to write chrome extensions and perhaps chrome apps? If you're writing from v8-based platforms (Node, Chrome), then most of ES6 should be available. https://kangax.github.io/compat-table/es6/#chrome49 https://kangax.github.io/compat-table/es6/#chrome49