do you think the pursuit of happiness, the movie about chris gardners story is still possible?

If you don't know or haven't watched it. Its about a rags to riches story based on true events about a homeless man going through a devorce trying to become a stock broker. Chris gardner is a very smart man with a lot of tallent who ends up becoming a millionaire after being homeless going through a rough divorce after a bad investment in some x-ray equipment.