I’d say they are victims of predatory practices.

That is a very good point regarding children and mentally challenged people. It does not excuse responsible adults though.

Like drug addicts. You can’t expect drug addicts to take all the blame. Sooner or later you have to realize that the supplier enabling the addiction is part of the problem.

That is not the most fitting comparison in my opinion. I think the solution for the drug problem is legalization of all drugs, free access to rehabilitation combined with thorough education and abuse prevention.