Condensed books are shortened versions of full-length texts, designed to provide the main ideas and themes in a more accessible format. They often focus on key points, allowing readers to grasp the essence of a book without reading the entire work. This format is popular among busy individuals who want to gain knowledge quickly. These summaries can cover a wide range of genres, including fiction, non-fiction, and self-help. Companies like CliffsNotes and Blinkist specialize in creating condensed versions, making it easier for readers to explore various topics and authors without committing to lengthy reads.