How Fast is Fast Enough? - Tammy Everts - performance.now() 2025

It sounds like a simple question, but if you've been working in performance long enough, you know the answer is far from straightforward. In our Day 1 keynote, Tammy will ask questions — ranging from neuroscience to business metrics — that will get you thinking about how you create, measure, and report your performance goals. Slides: https://speakerdeck.com/tammyeverts/how-fast-is-fast-enough-perfnow-2025 *** A session from performance.now(), the web performance conference. Each November in Amsterdam; see https://perfnow.nl for more information. Conference announcements in your inbox? https://perfnow.nl/subscribe