by Erwin Hofman Proof of Concept
Pagespeed Insights (3G @ Motorola Moto G4) Nederland
Although overall score hasn't changed much as JavaScript should be addressed as well, it is clear that the FMP and thus perceived performance improved.
Webpagetest (Moto G4, 4G) Dulles, USA
Webpagetest (Moto G4, fast 3G) Dulles, USA
Webpagetest (Desktop, 4G) Amsterdam
Webpagetest (Desktop, slow 3G) Amsterdam