Writing is thinking clearly.
And while writing is not the only way to think clearly, it is the easiest.
You could multiply 5 digit numbers in your head, but it’s easier to just write them on paper. You could form a well-thought out argument in your head, but it’s far easier if you wrote it down.
Writing culture in Amazon is dead. Writing as a proof-of-work is dead, and most saddening of all, writing for human consumption might be dead.