> Where the author made a mistake was in trying to make "what the market wants" rather than just making stuff he/she actually wanted to make and trying to see if it was possible to make money from it. I
The author did try.
From the post:
> And yet, in spite of my passionate “passion”, I never made enough money to quit the day job. I followed my passion and all it gave my was wrist pain.
Writing for the market was their second attempt at trying to make money.