8,002,530 is the number to beat.

That’s right, FF 3 was downloaded over 8 million times in the first 24 hours of availability following a campaign to mobilise the Open Source community.

“As the arbiter and recorder of the world’s amazing facts, Guinness World Records is pleased to add Mozilla’s achievement to our archives,” Gareth Deaves, records manager at Guinness Worlds Records, said in a statement.

On the day the record was FireFox also notched up 6% of market share; its highest figure so far. Now that’s pretty impressive regardless of how you look at it. Well done, keep up the good work

Popularity: 39% [?]