About the feedback thing (or lack of it) it's more a general issue I think, not just with written superheroine material. Most people just don't take the time to post comments. Looking at my DeviantArt page, there are 1200 watchers, and it's usually the same 20 ppl that take the time to give some fee...

I like the idea and basic plot of the story, but I was never a fan of too much violence in erotic or sexual stories/images/videos. Having her take a beating and get knocked up is fine, but the aftermath would be just as interesting if she wasn't crippled for life. She'd still have to face the dilemm...