Especially if you're questioning them with very short direct questions that are relevant to their job (that may be important to them...) and then not letting it

Especially if you're questioning them with very short direct questions that are relevant to their job (that may be important to them...) and then not letting it slide by dogging them until they answer. Not saying that's what the blog post recommends but it could certainly come off that way if people tried repeating his tactic just based on what he wrote.