I think Facebook should blame itself and other ad-networks for opening their platform to all kind of abuses like fake information and political campaigns with n

I think Facebook should blame itself and other ad-networks for opening their platform to all kind of abuses like fake information and political campaigns with nasty agendas. They made tracking so harmful with no respect to users privacy that everyone hates it now. It used to be that at least half of the users would prefer to see relevant ads until tracking become the evil thing that is right now.