A new web browser, Firefox 1.0 was born on November 9, 2004 - Mozilla launched Firefox as part of an experiment in the Mozilla project.
Its objective was to make the Mozilla browser available in a light version. And Boom! Both developers and users liked it so much it was more widely used than expected.
Read More: http://tech.geekpolice.net/2009/11/firefox-turns-five-story-behind-firefox.html
