Chrome 63 allows you to import JavaScript modules dynamically. My favorite interview coding question becomes a piece of cake with async iterators and generators. And you can override the browser's default overflow scroll behavior with the CSS over scroll behavior property. Check out this link for all of the details including docs, specs, and samples: https://goo.gl/btzG1s Check out the rest of the series here: https://goo.gl/wZnjzM Subscribe to the Chrome Developers channel here: https://goo.gl/WkxCU5