The iPhone is by a good margin the fastest phone on the market, on pretty much any kind of benchmark.
Animations are very seldom used on iOS to hide any work happening in the background. Most things happen instantly, and animations are added for usability, to give spatial hints and make the UI easier to follow.
Animations are very seldom used on iOS to hide any work happening in the background. Most things happen instantly, and animations are added for usability, to give spatial hints and make the UI easier to follow.