You mean the same way that fashion and automobile companies prey on those who want cars and clothes to combat their own desires or fears (e.g. lack of self-esteem)?
Shameful.
Shameful.
This 'game' sounds more like a fruit/slot machine, but much more sophisticated and accessible.
No, there isn't a clear categorisation rule to say what's exploitative and what's just people who need to take responsibility for their own actions. That's because the world is fuzzy and isn't made of syllogisms.
This is the official line; it's not the real reason. The real reason has a lot more to do with racism (in the case of drugs), cronyism, pork-barrel politics and protectionism.