I wonder if this is age dependent. Do young (15-25) people take notes by hand? If I do anything to do with math, I need paper; anything else is in markdown. R

I wonder if this is age dependent. Do young (15-25) people take notes by hand? If I do anything to do with math, I need paper; anything else is in markdown. Recommendation: There are folders that you can add pages to; that way you do not worry about space.