Originally Posted by aeppel_cpm

I would have said 'vulture capitalism' - but neither description makes it right.

That's it's hard to police everywhere doesn't mean policing shouldn't be attempted when the opportunity arises.

That it's out of print is a publisher's choice - it doesn't relinquish the publisher's ownership, nor the author's rights (if they retained any).

I've benefited from some of the material. I've purchased duplicates. Whether I've retained private copies is up to me and my conscious.

Along with cloning rocket designs.