> in my view copyright should be use it or lose it. It serves an additional purpose with respect to takedowns of private material (such as revenge porn). Using

> in my view copyright should be use it or lose it. It serves an additional purpose with respect to takedowns of private material (such as revenge porn). Using that would obviate the purpose in the first place. But yes, if something was available for purchase earlier, it should still be available later (and not just on the second-hand market).