> How did Jeff even get to know about this post? Unless the author sent it over to him?
Google search alerts are a thing (https://www.google.com/alerts). I'd expect a public figure, however niche their following is, would set them up to track the conversation about them.
Jeff is known for his rPi experiments, so the question is why this seemingly random blog post.
How did Jeff even get to know about this post? Unless the author sent it over to him?
Soo many questions. Mostly because the author of this blog post isn't a YouTuber (AFAICT)