> Existing packages will be updated to the new format the next time they are changed and synced. > Flattened packages can only be accessed on devices running D

> Existing packages will be updated to the new format the next time they are changed and synced. > Flattened packages can only be accessed on devices running Dropbox for macOS. Does this mean they are altering my existing Numbers and Keynote bundles in a way that makes them only accessible in macOS? That's problematic