Mozilla Launches Firefox 4 and Delivers a Fast, Sleek and Customizable Browsing Experience to More Than 400 Million Users Worldwide | The Mozilla Blog http://blog.mozilla.com/blog/2011/03/22/mozilla-launches-firefox-4-and-delivers-a-fast-sleek-and-customizable-browsing-experience-to-more-than-400-million-users-worldwide-2 Saved on Mar 22, 2011 #firefox #mozilla Internet Archive