Web page speed tests of the top 20 holiday ecommerce sites – from Amazon to Zappos – showing huge disparities in site speed and page load time. I also demonstrate some new ways to visually present test results to make them meaningful to other stakeholders in your organization.
Kids need an almost instantaneous user experience, with page load times below 200ms. So why does the average kids’ website take more than 9 seconds to load?
Some thoughts and facts – from Jakob Nielsen, Lenny Rachitsky and Stoyan Stefanov – about user psychology as it relates to web performance.
A summary of what’s been added to this popular post about performance stats and business metrics.
This week here are the four most popular links mentioned on Twitter with the “velocityconf” hashtag, including Tim O’Reilly’s keynote, Stoyan Stefanov’s “Psychology of Performance” and Steve Souders’ “Zen and the Art of Web Performance”.