Firefox 3 finally made it, to be listed in the Guinness World Record for the most software downloaded in 24 hours. From 18:16 UTC on June 17, 2008 to 18:16 UTC on June 18, 2008, 8,002,530 people downloaded it.
This is one of the very efficientcy marketing method to make every users participate in the new product. As of July 4, 2008, there are totally 30,046,553 downloading from users all over the world.
And for those who had participated in downloading day, you will also be able to receive the certificate. And this is mine.