You take it for granted – at least I do – that there are many movies that remain part of the cultural conversation, that have been seen by virtually everyone of adult age. Except, as I keep teaching young adults year after year, I find that supposition to be somewhat shaky. The ways young people used to absorb TV and films from prior generations, such as afternoon TV syndication and late-night movie showcases, no longer exist as such, or are viewed far less by younger audiences. So i