Free is the best price, especially for broke a college kid. It's too tempting to be honest. Streaming a torrent stops me from ever paying for a streaming service.
The author tries to argue that dopamine is not addictive by talking about how the absence of dopamine can affect critical bodily functions but never sufficiently disproves the well researched claim that dopamine when given in artificially large amounts, which is crucial point when talking about dopamine addiction, is indeed addictive. At best the author is making a technical distinction that for the most part is inconsequential.