The actor and the director Michael Grandage talk about how relevant their staging of Virginia Woolf's classic work of gender fluidity feels " and remember their own queer battles Emma Corrin wasn't yet born when Tilda Swinton took to the screen as Orlando in Sally Potter's adaptation of Virginia Woolf's novel, with a look that would create a whole new aesthetic for gender fluidity. So it's no little deal for the 26-y…