If you haven’t heard yet, the awesome folks over at Mozilla are attempting to set a Guinness world record for the number of software downloads in a single day. That day being the release of the highly anticipated Firefox 3.0. The absolute only thing you have to do is download Firefox 3.0 on the day of its release. The official release date has not yet been announced, but it will be soon. To find out more or get on the “Download Day” mailing list, swing by Spread Firefox and sign up!