For traders with the backing of a major bank, like JPMorgan, the task is much easier.

Taken From the NYT.

What is described in the title IS WRONG.

A professional gambler should not have access to people's SAVINGS!.

"LIKE many hedge fund traders, Mr. Weinstein is comfortable with risky pursuits, particularly those that require spot calculations and a cool head. A gambling enthusiast, he has an affinity for blackjack and poker. In 2005, Mr. Weinstein won a Maserati by competing in poker in a tournament sponsored by a unit of Warren E. Buffett’s Berkshire Hathaway. Mr. Weinstein still drives the car. He plays with celebrities like Matt Damon, too."


NYT