Why should they not? They posted an inquiry, looking for advice. That is their reason for posting.
They do not owe personal information beyond what is required to answer the question. And typically, with regards to anything resembling a legal matter, the less information posted publicly, the better.
Yes.
Yes.
Some have expressed an interest in targeting contraception next. Keep in mind, many believe in replacement theory and want to restrict immigration (of people of color), which is the only thing currently keeping our replacement rate positive. So the fulfillment of their dream to eliminate immigration without also tanking our future economy is basically by forcing people to have babies. Ideally white babies, but they're probably not too picky on who is picking crops, flipping burgers, and building cars, because they can also keep gerrymandering the shit out of states to keep minorities from gaining proportional voting power.