Microsoft may have seen fit to boast about the 2.35 million downloads its new Internet Explorer 9 browser received in its first 24 hours, but Mozilla's Firefox 4 has since essentially blown such figures out of the water. In fact, not only did Firefox 4 claim a million downloads in its first three hours and almost 7 million in its first day--surpassing by far Internet Explorer 9--but by Wednesday, the day after its official release, it had already claimed almost 2 percent of the worldwide Internet browser market, according to research firm StatCounter.