‘Sound of Metal’ resonates with Ahmed’s Oscar-worthy performance

“Sound of Metal” – Director/writer Darius Marder’s feature film debut lands like a gut punch, a barrage of them.  One particular body blow confronts us very early in the first act, and for the remainder of the emotional, 15-round/two-hour runtime – led by Riz Ahmed’s Oscar-worthy performance – the audience tries to recover. Well, “Sound of Metal” doesn’t feature actual fisticuffs, but Ruben (Ahmed) fights through and for something that he lost. His hearing. Marder offers an immediate introduction to Ruben and his girlfriend Lou (Olivia Cooke) from the film’s…