Find the main idea. A useful summary distills the source material down to its most important point to inform the reader. ...
Keep it brief. A summary is not a rewrite—it's a short summation of the original piece
Write without judgment
Make sure it flows
I’m pretty sure it’s number 3. I’m sorry if it’s wrong.
Do you mean what is Danah Boyd's claim? And is "Blame Society Not The Screen" the title of the passage?