The once-dominant social networking site, purchased by Rupert Murdoch for $580m, is ditching its grungy look and making a concerted effort to arrest declining user numbers. But can yesterday's web phenomenon ever recapture its cachet?
Sex, drugs and coding - Aaron Sorkin and David Fincher have immortalised the web phenomenon of our time and the result? It's exhilarating. By Jemima Kiss