Earlier quoted context omitted.
The reason Aaron gets so much sympathy (EDIT: for what he did as well as for how he was treated) is that 1) a substantial portion of the JSTOR data is public domain , 2) a substantial portion of the rest is work funded with public money where it is controversial that it is only available under copyright. But even disregarding that, I don't get why you are baffled: The GPL is a hack intended to spread freedoms. Many w…
Without IP, what stops people incorporating GPL code in their closed source proprietary products? See you can't have your cake and eat it. Either you believe there is a thing called a license which travels with your product and binds the user as to how they can use it, or you don't, there isn't really any middle ground there. The alternative is "everything is public domain!" in which case, no GPL.
I'm not saying it is a realistic possibility in today's world, but it is not as though the copyright system is the only system we could have.