Harvey Weinstein’s rape and sexual assault trial opened in dramatic fashion. Lines formed before dawn outside the lower Manhattan courthouse. Full-throated protesters bellowed for justice for Weinstein’s accusers. A list of possible witnesses promised potential jurors a glimpse of Hollywood A-listers. But as testimony in the former Miramax chief’s trial enters its second week Monday, it’s the critical but less compelling details of victim behavior and myths surrounding sexual assault that have taken center stage.