The point of the article is that experts don't always hang out on the internet. There's a small cross-section of people who are truly experts at something, and

The point of the article is that experts don't always hang out on the internet. There's a small cross-section of people who are truly experts at something, and also blog or discuss it in online forums. So yeah, you can talk to people from the industry online, but how do you know if their advice is worth anything?