The metaphor of the American melting pot, the delicious, bubbling stew, gave way with hyphenization and identity politics to the flat, inert, aroma-less, inedible metaphor of the mosaic.
It has become very difficult to evoke the feel of that lost time. It is not just the demise of the typewriter or the phone booth: libraries have lost the sanctity with which our sense of a civil free culture imbued them.
Grandma would not recognize what calls itself the left today. The big tech monopolies like Amazon would have reminded her of robber barons and company towns.