At Dreamforce 2016 I presented Introduction to ECMAScript 6. This page is a list of resources related to that talk.
The recorded video is also available on Salesforce.com at https://www.salesforce.com/video/303941/
Because all talks need slides...
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Sample Code is located at https://github.com/BrettMN/Dreamforce-2016-Introduction-to-ECMAScript-6.