Firefox did some great things to increase speed in the last couple years (Servo!) but their share still seems to be declining or constant which leads me to a sc

Firefox did some great things to increase speed in the last couple years (Servo!) but their share still seems to be declining or constant which leads me to a scary thought: Chrome and ilk are just too big to fail. It’s possible Chrome is large enough they could be objectively worse and sites just optimize to Chrome or people just end up not caring about alternatives.