You’ve mastered DevTools and tuned your application to follow all the RAIL best practices. Except, how it does perform on your users devices in the real world? We’ll take a look at existing, new, and upcoming APIs that will help you quantify and improve performance of your applications.
Ilya Grigorik is a web performance engineer at Google, co-chair of the W3C Web Performance Working group, and author of High Performance Browser Networking (O'Reilly) book.
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