There ain’t no such thing as a free lunch: cloud storage is a valuable adjunct, not a substitute for local backups.
Dropbox
If you use any of these, Apple’s next update to Monterey 12.3 will bring changes. Start preparing now.
Mac users are increasingly using software firewalls to prevent apps from making outgoing connections. Here are some tips, and links to help you build whitelists.
Have you been warned not to use extended attributes because they aren’t supported beyond macOS? But they are: here are details of file systems and Cloud services.
How to get the best out of the Privacy tab in the Security & Privacy pane, and why Apple’s apps don’t bother to ask.
There were 2 serious incompatibilities when Sierra launched: ScanSnap which is now fixed, and Dropbox. How’s Dropbox doing now, then?
Its increasingly hard to know where your files are, when you let Sierra manage your storage using iCloud. This is not a neat illusion, but a confusing deception.
Don’t think that syncing with Dropbox and Sierra’s iCloud is safer: in the wrong circumstances it could lead to data loss. A serious conflict revealed.
What do you make of an app which “takes control of your Mac” without asking you, and then refuses to let you disable that?
Sharing docs between Macs, or with iOS devices, need not be complex or messy. You may even find OS X Server a help.