Paul and Surma live-code a UI element from scratch, using ES2015, Custom Elements and Shadow DOM. Yeah, because live-coding never goes wrong. And to make matters worse, you can bombard them with questions live, too. Missed the summit? Catch the recordings at: https://www.polymer-project.org/summit Or watch more videos here: https://goo.gl/XDWHzT Subscribe to the channel: https://youtube.com/chromedevelopers Slack channel: https://polymer.slack.com/messages/supercharged/ Supercharged YouTube Playlist: https://www.youtube.com/playlist?list=PLNYkxOF6rcIBz9ACEQRmO9Lw8PW7vn0lr Our repository: https://github.com/GoogleChrome/ui-element-samples Music by Terra Monk: https://goo.gl/9BkpNH