This talk was given at ViennaJS November 2022 by Miroslav Jonas.
Web Application performance has been hot topic for quite some time. Bundle splitting, lazy loading, preloading images, SSR, hydration, islands... All of these topics revolve around FCP, FMP, TTI.
But what if your application was loaded fast, but then it's still slow? And what if it's a node library and all of the above doesn't apply at all?