... avaScript
❗️If your browser encounters JavaScript during the rendering of a page, it has to execute it before it can continue.
First Input Delay
❗️This item is impacted by the amount of traffic you receive, as well as your hosting solution and software your server uses. Make sure your First Input Delay is under 180ms. You can measure the delay here.
CDNs
❗️CDNs store copies of your site at multiple locations worldwide to ensure users have fast and reliable access to your site. Most often, hosting services provide CDNs for a few extra dollars per month.
More terms will follow soon!
