Also looking at the video, it seems that there's a subtle delay between pen touching and display (like 0.1s). This might stress you out in a long run. EDIT: So

Also looking at the video, it seems that there's a subtle delay between pen touching and display (like 0.1s). This might stress you out in a long run. EDIT: Sony has also released something similar. https://www.sony.com/electronics/digital-paper-notepads/dpt-series https://www.sony.com/electronics/digital-paper-notepads/dpt-...