"Considering that it only launched its web browser officially
back in November 2004, the Mozilla Foundation has every reason to
pat itself on the back over the news that Firefox has now been
downloaded for the 400 millionth time. Whichever way you spin it,
that's some number.
"A tangible, deserving champion of the open source movement,
Firefox has been widely credited with achieving something many
thought doubtful: not only has it delivered a product that
instantly showed up the failings of existing alternatives, it's
seriously hit its Microsoft competitor..."