Which one gives you a better performance? Is it better to have multiple tabs open in one window or just have multiple Windows open? The Firefox Guru did all of the scientific work on this one, and has found out the results for us.
Over on Go Firefox!, an interesting question was posted: Which [...]

You mean it is all just a myth made up to protect us from the government’s lies about our browsing experience? OK, maybe I am a little off base here.
One of the persistent pieces of “common knowledge” out there is the idea that Firefox is slowly grinding Internet Explorer into the ground. [...]