A Firefox that doesn't keep up with new features gradually becomes more and more useless as websites use the new features.
You may want the web to stay the same but it isn't going to
You may want the web to stay the same but it isn't going to
It is all quite dystopian and depressing to think about.
*) The stats are somewhat wrong, I guess there are more Firefox users with different privacy blockers than Chrome, thus hiding from Google analytics and similar, which people use for stats in higher percentage