Right on the heels of Internet Explorer 9 arrives the much vaunted, latest iteration of Firefox 4. The release has been a success so far, with over 7 million downloads in the first 24 hours and over 40 million till date.
80% of the end-user response time is spent on the front-end. Most of this time is tied up in downloading all the components in the page: images, stylesheets, scripts, Flash, etc. Reducing the number of components in turn reduces the number of HTTP requests required to render the page.
