The same reason you don't pirate photoshop.

Adobe don't mind. You wouldn't buy it anyway. What suffers is the cheaper/free competition that is completely starved.

Surely you realize that avoiding disrespectful sites and seeking proper sites will send a message?

Two actually, one that that kind of shit isn't acceptable and second, that you appreciate honest people.

If you can't be bothered then maybe we actually deserve the cesspool we've created.