Researcher turns wi-fi smart lightbulb into a Banned Book Library(tomshardware.com)

https://www.tomshardware.com/maker-stem/researcher-turns-wi-fi-smart-lightbulb-into-a-banned-book-library-open-source-project-makes-digital-books-available-via-a-server-and-open-wi-fi-access-point-hacked-into-an-esp32-powered-bulb