> it has no route to directly biochemically alter the body or the brain (like nicotine and food intake) that's not necessary to trigger dopamine in the brain a

> it has no route to directly biochemically alter the body or the brain (like nicotine and food intake) that's not necessary to trigger dopamine in the brain and, in extreme cases, get you hooked on a particular activity because you feel a craving that you're unable to suppress (gambling is another good one, for some people it's just a fun activity, for others is an addition that they continue doing even when they know it's ruining them)