So let's advance the much bigger societal ill of smartphone addiction by making people more reliant on them.

No, your reasons are laughably bad, because the societal damage caused by these scams isn't even 5% of the societal damage caused by smartphone addiction in general, and not even 1% of "general smartphone addiction" + "tiktok/instagram/infinite scroll video feed addiction" + "gacha game addiction". Let alone "(sports) betting app addiction" for the many countries where this is a thing.