I slightly disagree. "Networking" doesn't often yield amazing results because, as the author says, simple networking is transactional. However, I would state

I slightly disagree. "Networking" doesn't often yield amazing results because, as the author says, simple networking is transactional. However, I would state that "having a network" is priceless. In part, the author's only talking about people who are trying to "network up". The way to build a network is laterally -- to find people facing similar challenges, compare notes and learn from each other.