Donmar Warehouse, LondonThere are superb performances in this screen-saturated staging of Jean Genet's play, updated for the influencer age Screens were essential to Kip Williams' one-woman adaptation of The Picture of Dorian Gray, in which Sarah Snook played 26 parts. That hurricane of a play from Sydney stormed the West End with its innovative and immaculately timed technology. Screens feature just as extravagantly…