"The de facto registrar of superlative achievements has credited
Mozilla for officially setting a record for downloads in a 24-hour
period: 8,002,530 copies of Firefox.
"Mozilla's Download Day on June 17, whose server-crippling
success delayed its official start, sought to popularize the
open-source Web browser. Mozilla, which oversees the Firefox
project, projected at the time that it cleared 8 million, but the
number is now official..."