Why Called Lazy Susan ~upd~ Site

It is a relic of a time when American households were transitioning from having servants to managing on their own, creating a mechanical solution to a human problem.

In the early 20th century, the name "Susan" was a very common name for female servants, much like "Jeeves" became synonymous with butlers. why called lazy susan

If it was an American invention for Western dining, how did it become the icon of Chinese restaurants? It is a relic of a time when