[Sangermaine]

>That is not true. Human greed makes humans motivated to avoid bad investments as well.

Nope. For the same reason that people still commit crimes despite knowing the consequences, greed for possible profit will always be the more powerful motivator.

>That's why the market adapts over time to be less gullible.

No they don't, and never have. People just keep getting duped until rules and regulations are put into place. We have all of human history to show this.

You're simply expressing semi-religious beliefs about how things should work. We're concerned with how things demonstrably have worked and still work.