It’s no surprise that Trent Reznor and Atticus Ross have confirmed in a new interview that they’ll be handling the score for David Fincher’s new film Mank. But it is a bit of a surprise that they’ll be doing so by greatly limiting their available instruments for the process. The musicians broke out as film composers with Fincher’s The Social Network, for which they won an Oscar for writing one of the most iconic film scores of all time. They subsequently collaborated with Fincher on his next two films, crafting an icy soundscape for The …