I don't think this is related to what bfred_it is saying. To me, he's saying "if you have 1500 friends, use Facebook's follow/unfollow feature to improve your

I don't think this is related to what bfred_it is saying. To me, he's saying "if you have 1500 friends, use Facebook's follow/unfollow feature to improve your S/N ratio while still being friends with those people." That is, rather than privacy (controlling outgoing information), he's discussing the ability to filter incoming information.