About the Apple Watch... I have an Apple Watch Series 3 at the moment. You seem to upgrade your watch much more frequently than I'd do. Could you give me an ide

About the Apple Watch... I have an Apple Watch Series 3 at the moment. You seem to upgrade your watch much more frequently than I'd do. Could you give me an idea what gets significantly better at each upgrade? (not trying to criticize your choices: I checked the current models and did not find anything particularly compelling for my use cases... but I wonder if I am maybe missing something without realizing)