Numerous studies show that on mobile, if any page isn't loaded in TWO SECONDS the consumer is gone.
Developers spend countless hours working to increase connection speed, and just when they start to get close, Apple, Android, or one of the browsers makes a change and everything starts over.
Take Google for instance. Every few months they come out with another algorithm change that throws things into a tail spin. They do this to thwart those S.E.O. so called "experts" who try to force site rankings. (We have a whole section on this subject and if you are using one of them, you should check it out.)
We have solved the Speed issue.