As of 2022, Amazon has largely discontinued MOBI in favor of and newer proprietary formats like AZW3 , which handle high-quality images and video much more effectively.
Research often identifies a "tipping point" where mobile phones surpassed computers as the primary device for video access. Feature Mobile (Mobi) Videos Non-Mobile (Desktop) Videos Lower viewing duration/engagement on long videos. Higher resilience and fault tolerance for longer viewing. Flow Experience Driven by concentration and "time distortion". Driven primarily by enjoyment and leisure. Resilience Sensitive to battery life and data limitations. Generally more stable with fewer interruptions. Growth Area Fastest growth in developing regions (Africa, Asia). Higher parity in developed regions like the US. Key Research Themes v-s mobi videos