I would say that in the larger context it is a post industrial thing with America as the initial specimen. This is a case of self dissection being completed in a post structuralist world. What is post modernist? There must be a return to material foundations.
The excitement comes from moving out from under the wreckage of deconstruction and back to understanding people in a different material reality that is a product of sentient observation. The material environment of climate change and capitalist failure is integrated with diversity and identity.