Google updated their original blog post today regarding the page speed update which is now rolling out https://webmasters.googleblog.com/2018/01/using-page-speed-in-mobile-search.html
You may have seen our reference to this in the newsletter as 6.9.3 is full of performance enhancing features.
Google page speed - update
Posted - 07/09/2018 : 04:46:41
