News to make any Firefox fan sleep a little easier at night. While Internet Explorer 7 (IE7) is being installed more widely, its replacing installations of IE6. That in and of itself shouldn’t be that surprising. However, the forced upgrade to IE7 hasn’t eaten into the Firefox share at all. In the US, that share is estimated at 14% by WebSideStory.
Johnston wasn’t confident that Microsoft would ever be able to make inroads on Firefox’s growing share. "Once someone gets used to Firefox, especially its extensions, and unless they think IE 7 or IE 8 or whatever comes in the future is so much better, they’re going to stay with Firefox," says Johnston.