It takes over 540k$ to max out your Diablo immortal character, not 100k$
old.reddit.com
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I liked this GDC talk from Andrew Przybylski, about video game addiction. https://www.youtube.com/watch?v=vVwu4RDChsY
He discusses that it's worth understanding how these bad behaviours work. He argues that it's better that people who like games get ahead of the bad behaviour; the risk of letting it fester is a big backlash that throws the baby out with the bathwater.