Isn't it a fair question to ask though whether the average BMI of those with a "normal BMI" (18.5-24.9) changed during the time frames of interest? And if it did, couldn't that still be a cause?
> I would definitely be hooked on that particular game and still throwing money out for -- not much but a faster reward-cycle.
Do you think that's an inherently bad thing? Maybe it was for you at the time but I feel like the ability to reliably turn money into entertainment (in this case "a faster reward-cycle") is a great thing to have available to people who already have their basic needs met.