Why don't you read the article, and learn something from a person, an immigrant, who became a billionaire? FYI, no one can become a billionaire without delivering value.
What about a billionaire cigarette tycoon, drug lord, or arms dealer?
http://en.wikipedia.org/wiki/Brad_M._Kelley
http://en.wikipedia.org/wiki/Chapo_Guzman
http://en.wikipedia.org/wiki/Adnan_Khashoggi
Their product had "value" in the sense that somebody was willing to pay for it, but clearly it's possible to become a billionaire while having a net negative effect on society.