Yes, backups are important, but there appears to be conflicting advice about this while encrypted backups still aren’t supported yet. Encrypted backups appear to be one of the most overlooked features on the wishlist for Delta Chat! And there are some additional ways the backup process can be made smoother.
While I can always use another app to encrypt the backup files myself, I don’t know if telling my contacts who aren’t familiar with encryption to download another app just to encrypt backups is the best advice.