On: Apple can delete purchased movies from your librar...

[jahewson]

There’s no such thing as a license to possess a work. Your license is to possess a copy of the work and you can back-up that copy. But you have no license to make a fresh copy of the work from elsewhere.

While the bits may be fungible, their origin is not - and that is what matters.

[chrischen → jahewson]

Yes but the DMCA section mentioned explicitly allows you to make copies for archive (or even for resale!), if you own the right to a copy already.

"legal media that you already own" is not mentioned anywhere in that DMCA section.