Earlier quoted context omitted.
Time Machine has been neglected for so long . The UI was never great for power users, but at least it worked. For a novice computer user it was a pretty good "set it and forget it" experience. In the last 3 years it has become so unreliable (every time it tries to backup it claims the backup is corrupted and needs to be re-created) that I've given up and switched to Carbon Copy Cloner.
Same here. CCC is several orders of magnitude faster than Time Machine and it just works. I stopped using Time Machine years ago when they started using hidden permissions on Time Machine backups that made it impossible to "garden" my family's backups on the network backup drive. Even as root, you couldn't delete old backups -- you had to log in to the particular user's computer to delete old backups. And then they c…
You can no longer do that, AFAIK. Not even from the same user account or from root, since TM volumes are set by APFS as read-only except to Time Machine itself.