"Not to mention, shouldn't Harry be erasing himself? Sure, "Harry Potter" may come into existence—but how is he supposed to be a dark! murderer if his life was all sunshine and roses and he had parents and lacked both fame and Voldemort pursuing him? GAH!"

The Suethor also seems to think that hiding people who were supposed to be dead and then letting them out years later isn't going to change the timeline. They don't really have a grasp on how timelines work.