It is still the most profitable and popular form of distribution though. You do have to fight the DMCA battles, but when it's your income you're gonna do that. That doesn't prove your point.

Disclosure: I am anti-copyright and am dating someone whose primary income is OF. I'm hyperactive in pirate communities but still fight for my partner's content.

Information deserves to be free, but creators should still be paid for their work. Adult content barely f*king qualifies as "information".