On top of that they can import your wishlist from Steam. You can set a threshold / price on each game, and they will let you know anytime something is below that price.

If you aren’t doing more you have a parity drive, not backups, to be clear.

If a drive fails you can resilver and your data is fine.

If someone with write/delete access makes a mistake and deletes everything, or ransomware encrypt all your files, you can’t just “restore from last week’s backup” because you don’t have one.