Laila Mickelwait’s Takedown describes in fascinating and often distressing detail both why Pornhub, the Canadian-owned internet pornography video-sharing website, needs to be destroyed and how this might be achieved. It’s not the story of a movement against the porn industry, like the one I have been involved with for decades, but more a woman’s lone, Erin Brockovich-like crusade to shut down a major distributor.