Yes, Elon Musk demonstrably enjoys reading. He attributes much of his knowledge and success, particularly in fields like rocketry, to extensive reading.
Musk doesn't just passively read; he actively learns and absorbs information from books, using them as a primary source of knowledge. He has mentioned specific authors and genres that have influenced him, further solidifying his reputation as an avid reader. For example, he has explicitly recommended Isaac Asimov's science fiction works.
Essentially, reading is a crucial part of his learning and problem-solving approach, suggesting a genuine enjoyment and appreciation for the power of books.