Honestly, looking at things philosophically, we can even find villanousness in trying to sell someone self-help books, because lots of people are addicted to mental productivity masturbation too, to an extent that they can't seem to get anything done in life and just spend their entire life in procrastination hell.
The only difference with gambling is the scale and impact. Other things are like smoking cigarettes, it kills you slowly.
While gambling is the hardcore drug that kills often fast and many times over again, since people keep bringing their next paychecks over and over again.
Maybe I'm just slowly drifting towards the ''dark side'' and justifying maybe jumping into this area of work... IDK