They know is a must see design project by Christian Gross from the Interface Design Programme at University of Applied Sciences in Potsdam (FHP), Germany. The idea behind the project, described in the They Know showcase for FHP, is,
I could see in my daily work how difficult it was to inform people about their privacy issues. Nobody seemed to care. My hypothesis was that the whole subject was too complex. There were no examples, no images that could help the audience to understand the process behind the mass surveillance.
The answer is to mock up a design fiction of an NSA surveillance dashboard based on what we know and then a video describing a fictional use of it to track an architecture student from Berlin. It seems to me the video and mock designs nicely bring together a number of things we can infer about the tools they have.