There's a new Imports section in the sidebar that also lets you quickly view recently imported media. You can also view photos based on type - whether that be burst shots, panoramas, etc.
There's a persistent sidebar that shows your library, Memories, Live Photos, and albums. While the Photos app originated as a tool you could use to manage your photo library and sync pictures across devices via the cloud, it's now a powerful editing software. But in terms of obvious visual changes for users to get excited about, there weren't many - there are a bunch of new features though, and we've listed some of the best below. Sure, it has a new file system underneath, and it will eventually include support for virtual reality experiences. (Pocket-lint) - We'll admit it: MacOS High Sierra is kind of boring compared to previous updates to the Mac operating system.