They purchased the right to distribute the books on their terms.
You don’t like the terms, so you call them predatory. You want the product, so you just take it on your own terms.
Morally, that’s no different than your employer just deciding to pay you less than your contract states, because he decides he doesn’t like the terms of the agreement anymore.
You don’t gain a right to take things just because you want them or need them.
It’s very simple.
They purchased the right to distribute the books on their terms.
You don’t like the terms, so you call them predatory. You want the product, so you just take it on your own terms.
Morally, that’s no different than your employer just deciding to pay you less than your contract states, because he decides he doesn’t like the terms of the agreement anymore.
You don’t gain a right to take things just because you want them or need them.