

How are you checking the size? Some tools will split file size based on the number of hard links. So a 10GB file may show as 5GB in folder A and the other 5GB in folder B.
Also, if you’re using Docker. Its crucial that your downloads and media directories are listed as a single volume. If it’s two volumes, it’ll copy rather than hard link.
No requirement to have your legal name in Signal. Though, I do wish it was possible to set a different name for group chats though. Happy to use my real name with friends and family, but would prefer an alias for group chats.