I think that's a fair point if you're talking about a disk that's attached to a computer. Yes, the file system on the disk restricts what you can do. For a clo

I think that's a fair point if you're talking about a disk that's attached to a computer. Yes, the file system on the disk restricts what you can do. For a cloud file synchronization app, though, I'd expect Microsoft to not let these kinds of restrictions leak down to clients.