https://finance.yahoo.com/news/14-best-new-features-coming-macos-mojave-fall-104731733.html

The wallpaper settings will offer new landscape photos that change through the day, according to the way the sun would hit it in the real world.

There’s now something called Desktop stacks. It lets you clump icons on your desktop into related piles, auto-sorted by time, kind, or tag, which auto-expand when clicked. Why should your real-world desktop be the only one with piles of stuff?