Independent web performance consultant. Co-chair of the performance.now() conference. Taller than my photo looks.
Let's work together: https://timkadlec.com/me/
@seaotta Actual impact varies from company to company, but there's a ton of case studies at wpostats.com if that's helpful.
Google used to have an "impact calculator" that could be used for a rough guesstimate (which is what most tools do), but that looks like it's gone now.
Friendly reminder that when a third-party provider requires you to load their script in a render-blocking manner, their problems become your problems.
Got an email about a massive performance regression from a past client yesterday. Turns out a third-party provider was (still is) having server issues causing an absolutely massive regression in LCP. Thankfully an easy and quick fix: remove the script.
Always build with resilience in mind.
Me, a professional, who gets paid to help companies for with performance, looking at a popular indoor hydroponics garden company's site, knowing darn well I could just buy the thing:
I wonder if they would give me a free stand if I helped them fix their performance?
