In addition to what others have said, ESP32 is often used by hobbyists, like a more powerful Arduino. These devices are extremely versatile and cheap. I have several of these in my home automation and this is very bad news :(

Is there any way to liberate existing ebooks now that Amazon has pulled the plug on downloading? An unfortunate friend of mine has “bought" Books from Amazon for thousands of euros and he just now finds out that he doesn’t seem to own them. I’d help him free his books if there is a possibility.