which materially affects facebook. Makes them responsible once they have been informed there's an issue. They can't just wash their hands of any problems.
It had to happen. The right to free speech is abridged everywhere in many sensible ways, but particularly with respect to untruthful statements which cause reputational damage (defamation), speech that is owned by others (aka copyright) and the protection of vulnerable classes of people (such as minors).
The distributor must be responsible for managing its medium to some degree in order to protect the rights of folks harmed by speech pollution. Just as I have to manage this board to exclude people whose intent is harmful or who inadvertently ruin it for others.
http://www.bbc.co.uk/news/technology-49919329