I like the BeOS interface in that it has a nice feel of polish and integration similar to MacOS. Also it doesn't pretend your computer is a tablet. Even MacOS

I like the BeOS interface in that it has a nice feel of polish and integration similar to MacOS. Also it doesn't pretend your computer is a tablet. Even MacOS succumbed to that trend with version 11. In 10 years someone in Silicon Valley is going to rediscover classic mouse UI and sell it as something new and advances.