I can not imagine backing up one dvd at a time. Not only would that be impractical for most applications. Even my home I have several TB of data, for a busine

I can not imagine backing up one dvd at a time. Not only would that be impractical for most applications. Even my home I have several TB of data, for a business that would be much more. Dvd's are unreliable as a long term storage media due to physical damage or if it is a rw dye decay