Neuroscientists have posit that a manual means of communication in whatever of it's multi-form it takes is important for a full development in the potential of any individual human. Further they say that like the verbal language skills there is a window in the early growth stage where it is of the most benefit.
Some of the first human communication via print:
As to writing I always wanted to be able to paint with words and I was rather shocked when during one of those late night (or perhaps early morning) tipsy bull sessions with friends I let it out and found I was the only sole there that ever even thought about it. I thought everyone aspired to be a writer!
https://www.theguardian.com/books/2019/apr/20/what-lies-beneath-robert-macfarlane
Some of the first human communication via print:
As to writing I always wanted to be able to paint with words and I was rather shocked when during one of those late night (or perhaps early morning) tipsy bull sessions with friends I let it out and found I was the only sole there that ever even thought about it. I thought everyone aspired to be a writer!
https://www.theguardian.com/books/2019/apr/20/what-lies-beneath-robert-macfarlane