Re: The interface formerly known as....
Someone with much more self control than me despaired: "Which fuckwit thought that making it look more like Windows 2 was a good idea?"
I /think/ it's got something to do with more easily providing a common look between interface elements at widely differing scales or making your phone look like your desktop (or your 4K 32" monitor like you 23" 1080p).
It's so awful it's got to have been done for a better reason than just some generic modern look.