>>42650603
For comparison, I asked ChatGPT to generate an image using basically the same prompt:
>Generate an image of pony Twilight Sparkle sits in a plush easy chair in a well-lit library. She is reading a book. Her horn is glowing, and she is concentrating on the book. The back wall of the library is several adjacent tall bookshelves all packed with colorful books. The scene is in a show accurate My Little Pony style.
I wouldn't call it perfect, since her right ear and hoof are missing, but it's a lot better.