[rmc]

most comic book artists and writers are male, most readers are male, a big chunk are teens, and males like pretty/nude/curvaceous females, most teen males likes big breasts and many teen females want to have big breasts

The TV show Mad Men is set in the early 1960s USA, when the same thing could be said of the professional world. "Everyone who works here is men, our clients are men, our customers are men" etc. And yet there was a lot of discrimination and sexism then. And things have changed (in the professional business world) then.

the college/PC/lesbian/feminist litmob doesn't care about that, then it's not talked about

Sure they do. Here's a series of blog posts about how twilight has terrible characters. http://skepchick.org/2011/11/twilight-breaking-wind/