Earlier quoted context omitted.
The reality in South East Asia doesn't support that. You're assuming that the potential victims are able to either use Android alternative or that they are willing and able to educate themselves about scams. The reality in these countries is that neither is the case in practice. Daily lives depend a lot on smartphones and they play a big role in cashless financial transactions. Networking effects play a big role here…
The status quo may not be perfect but it is the best we can do. We try to educate people about scams. We give them warnings that what they are doing can be dangerous if misused. If they choose to ignore those things and proceed anyway, the only further step society could take is to take away the person's freedom to choose. And that is an unacceptable solution.
Nope. We could, for example, ask developers to register with their legal identity to release apps.