Perhaps Sony should have gone with inspired by a true story instead.
"I like when they say a movie is inspired by a true story, because that's weird; it means the movie is not a true story, it was just inspired by a true story. Like, hey Mitch, did you hear the story about that lady who drove her children into the river and they all drowned? Yes I did, and it inspired me to write a movie about a gorilla!" - Mitch Hedberg
So you are complaining because a movie isn't 100% fact? The same can be said about movies, newspapers, blogs, and anything you read on the Internet (including your website).
And why are you also surprised that a movie based on Facebook is an advertisement for Facebook?
I'm not surprised about this and you shouldn't be either.
Did you read the post fully? By far the most disturbing part for me was his report that courts going all the way up to SCOTUS appear to view wikis as authoritative, even a link that was demonstrably wrong.
"I like when they say a movie is inspired by a true story, because that's weird; it means the movie is not a true story, it was just inspired by a true story. Like, hey Mitch, did you hear the story about that lady who drove her children into the river and they all drowned? Yes I did, and it inspired me to write a movie about a gorilla!" - Mitch Hedberg