Music lovers returning to the physical, Touch&Feel gains on Point&Click.
Digital information is free, everywhere, infinitely producible but also context-deprived. Peripheral elements of contents consumption, like the feel of a book cover and the cracking sound of opening a new book, add richness to the experience. It also sets the stage in the the user’s mind for the act of reading help the user justify all the preparation that s/he may need to do (e.g. moving to a spot with good lighting or finding a comfortable chair).
Most interface designs these days still focus on the contents. When usability and deliver mechanisms are figured out, I predict that end-users will start looking for context-building elements again.