Seguem alguns artigos explicando casos de uso de um generator:

• https://dev.to/rfornal/use-cases-for-javascript-generators-1npc
• https://jrsinclair.com/articles/2022/why-would-anyone-need-javascript-generator-functions/
• https://itnext.io/a-quick-practical-use-case-for-es6-generators-building-an-infinitely-repeating-array-49d74f555666