After reading that, I double-checked, and I do see the rendering problem in some sites - I don't use Windows much, luckily. Looks like for most people the prob

After reading that, I double-checked, and I do see the rendering problem in some sites - I don't use Windows much, luckily. Looks like for most people the problem is that FF4 is now using direct2d DirectWrite for font rendering where available, and DirectWrite has some issues.