You're literally talking to one.
But I'm asexual, so-
But I understand where you're getting this info from. R34 artists would find any excuse to ruin a person's childhood simply by just over-sexualizing characters.
Although, there ARE some asexual artists that would make NSFW art, but not for the appeal, but for some easy cash just to survive life. One way to look at things is to think before you start immediately judging or criticizing someone for their interests or their issues, because you will never know what I'd going on in another's life, but yeah..
The dark side of the fandom is just overall disappointing as a whole, and just f**king gross as hell.