This is my biggest problem with UI designs like this. There are lots of rules to follow, or the design looks like a cluttered mess. Having seen what UI atrocit

This is my biggest problem with UI designs like this. There are lots of rules to follow, or the design looks like a cluttered mess. Having seen what UI atrocities Material Design has allowed amateur app developers to bring to market, I hope Apple makes these new UI elements difficult to mess up, because unless they're making the UI libraries good by default, apps are going to get messy for a few years.