I think you're overestimating 'Most' people. If Firefox has a ~20% market share, that's saying that there are hundreds of millions of Firefox users who use it f

I think you're overestimating 'Most' people. If Firefox has a ~20% market share, that's saying that there are hundreds of millions of Firefox users who use it for the freedom (as opposed to the competitive performance and the fact that it's not IE) - and that simply cannot be correct.