These consequences are far from unanticipated. People outside the organization have been predicting the catastrophic use of the data facebook is gathering and this is just the first time a problem has been this noticeable, but tons of abuses have been happening for years. Facebook was happy to continue to engage because it's about profit.

Facebook is a hostile platform and that should be checked. This isn't just about free markets and what people will use. People used to really enjoy cars without seatbelts.