Earlier quoted context omitted.
Proposing that any rights holder would accept a solution where there is no technical control preventing arbitrary copying is an extraordinary claim which requires extraordinary evidence. I’m not saying it wouldn’t be cool, I’m saying it’s never going to happen. Secondly, you should reread their post, it’s much broader than your interpretation. They were envisioning a world where the device and copying restrictions we…
I'm not sure we're on the same page. How do you think libraries loan out ebooks, currently? DRM for this exact functionality is already implemented by most publishers
My reference to quantum was saying that this usage pattern would require something like quantum entanglement to replicate the state of which copy is active among all copies.