Back-up all of your physical media. Immediately begin fretting about having back-ups to the back-ups. Consider buying additional back-ups. Begin fretting about cost. Then allot time for fretting about all of the lost time of backing up physical media, only to lose it because you didn’t back-up your back-ups.
Then pity yourself and wonder how much your time is worth if you’re not being paid for it.
Oh, and don’t forget to insert the next disc. (Finally: repeat.)