That is the number of people who, on June 18, 2008 downloaded Firefox 3 after its launch that morning. Firefox 3 now holds the Guinness World Record for the most software downloaded in 24 hours!
Thanks to the support of the always amazing Mozilla community, we now hold a Guinness World Record for the most software downloaded in 24 hours. On June 18, 2008 8,002,530 people downloaded Firefox 3 and are now enjoying a safer, smarter and better Web. Source: Spread Firefox
Total downloads stand at over 28.4 million!!