For a long while, Apple pushed back against traditional file systems. On iOS, documents only lived ‘inside’ apps. With iCloud, cross-device syncing worked well when using the same app on iPad, iPhone and Mac. However, when using multiple apps, you had to copy documents between them; this often resulted in many part-finished files strewn across devices.
With iCloud Drive’s introduction, Apple added a more typical file system to the core iOS experience, and made it accessible on Macs and iOS devices. You can delve into app-specific folders, but also add folders of your own, just like in Finder on a Mac. Now, with the release of macOS Sierra, Apple is making a particularly audacious move regarding iCloud Drive, enabling you to keep your Mac’s Desktop and Documents folders on iCloud…