It’s not very often that a film has me strangely anticipating which social taboo is going to be launched out of the window with amazing indifference next. Yet Elle manages to achieve this with an astoundingly entertaining edge that verges on the absurd when it’s not shocking you with its core theme of sexual assault. But all of this is unsurprising when you know that Elle is made by notorious Dutch director Paul Verhoeven (Robocop), who is at his controversial and stylistically provocative best, and stars the great Isabelle Huppert, a fearless, steely and ridiculously talented actress at the top…