Plug ‘rotten.com’ into the URL bar now and nothing comes up, the website is defunct. But once upon a time it was there, programmed in the stripped-back, basic html any teenager taught themselves when starting a GeoCities website in the 1990s. It was a collection of disease, violence, torture, death, human depravity and cruelty in one grainy jpeg after another. There were the famous, and there were the nobodies: the unidentified, the unidentifiable.