The Invite welcomes heterosexual polyamory into cinemas. It’s about time

As a non-monogamist, it’s refreshing to see a film that reflects modern attitudes to non-conventional relationships, instead of using them as a punchline or cautionary taleWhat is the chief obstacle that must be overcome in most modern-day big-screen romcoms? Lack of attraction? Misaligning schedules? Or, perhaps, heteromonogamy? If that wasn’t the dominating norm of human relationships, many movie plots would be much swifter to resolve. What if Elizabeth Olsen didn’t have to c