The hackaday post is from this year, and talks about forum threads/guides from 2019. I would guess the author only learned about it or decided to write about it

The hackaday post is from this year, and talks about forum threads/guides from 2019. I would guess the author only learned about it or decided to write about it now. Even if it's not that useful to people nowadays, it's interesting to learn such a thing is possible.