enigma # Breakthrough product idea - ePaper Research show studying on paper leads to better comprehension and deeper learning and digital devices [[1](https://oxfordlearning.com/screen-vs-paper-which-one-boosts-reading-comprehension/)]. No wonder schools in norway have banned digital devices. With my own experience on kindle, it is not as fulfilling as reading a comic book in hand. An ideal ePaper should have following characteristics: - Soft / Foldable - Easy on eyes - Support color