http://www.slate.com/articles/technology/future_tense/2015/09/volkswagen_s_cheating_emissions_software_and_the_threat_of_black_boxes.html

The Environmental Protection Agency should have listened to Ron Weasley’s dad. In the Harry Potter books and films, Arthur Weasley is a bureaucrat in the British magical world’s chief regulatory agency, the Ministry of Magic, where his job is to protect people from dangerous devices. He is known for his unusual fascination with nonmagical technologies, and toward the end of the second book, he delivers a deep lesson in living safely with technology. “What have I always told you? Never trust anything that can think for itself if you can’t see where it keeps its brain.”