Simon Hearne is a web performance architect at Akamai, he has spent the past decade helping clients to understand and optimize the performance of their websites and applications. Simon often speaks about web performance topics at conferences, chairs the DeltaV web performance conference and is a director of the London Web Performance meetup group. He can be found on twitter at @SimonHearne. Google recently announced a proposed update to its search ranking algorithm: the Page Experience Update. This change, which launches in 2021, includes more performance signals in the ranking algorithm. A subtle but important feature of the update is that Accelerated Mobile Pages (AMP) will no longer be a requirement for promotion to Top Stories -- fast pages are all you need! \r\n In this post, we will discuss the three new metrics that will serve as performance signals as well as what goals to set, how to measure them, and how to improve them.…