Ideally, this could be done on the screen itself. Using a 2-in-1-laptop like Lenovo Yogas you can position the screen directly in front of you, and it has a tou

Ideally, this could be done on the screen itself. Using a 2-in-1-laptop like Lenovo Yogas you can position the screen directly in front of you, and it has a touchscreen (obviously). I guess the problem is that even with digital pens, haptic feedback and maybe precision are not up to par with the real thing. But those things might improve a lot in the next 10-20 years, there seems to be a decent amount of research going on for the former.