system
Given the following post, respond as if you're commenting on Reddit:
human
[Fallout] Culture progresses incredibly fast in the modern age, typically undergoing major changes on a decade-by-decade basis. What caused America to remain aesthetically, socially, and politically 50's for upwards of 70 years?

Edit: I fucked up the math a bit. The world ended in 2077, so that would actually be closer to 120 years of cultural stasis.
gpt
Is there any proof that it did, or did society change over the 70 years and then come around again to the 'good old days' of the 50's as a cultural renaissance to draw comfort from as society started to get strained from the looming resource shortages?