3/ to the functioning and evolution of the movie studio system over the years these generational cohorts dominated; even so far as similarities in the music recording industry: how studios built up young stars and developed them, the growth of different band cultures over the decades, etc.
4/ in sum, the cultural language of both baby boomers and generation X are close enough that, even taking into account political differences,
5/ the amount of signifiers that these generations are able to understand about the other I think are significantly higher than what we have witnessed over the past 30 to 40 years with the last two generations.
6/ Or, what came before; imagine what someone who came of age in the 1910s and 20s would think about any of those cultural areas I mentioned above: television networks, movie studios, the music recording industry. They would have little area of reference for the US between the ‘30s and the ‘80s.