Robert Downey Jr. and Mark Ruffalo first met 28 years ago, through their girlfriends at the time, before hunting a serial killer in David Fincher’s “Zodiac,” and well before battling Thanos in Marvel’s “Avengers” movies. The milage on their friendship shows in their shared enthusiasm for their electrifying performances this year: Downey in Christopher Nolan’s “Oppenheimer” […]