IGT's key insight was to tap into the vast flexibility offered by computerized gambling.

In 1996, the company perfected its formula with the Game King Multi-Game, which allowed players to choose from several variations on video poker.

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Michael Friberg Kane had discovered the glitch in the Game King three months earlier on the other end of town, at the unpretentious Fremont Hotel and Casino in downtown's Glitter Gulch. Since the Game King had gotten its hooks in him years earlier he'd lost between tens of thousands and hundreds of thousands annually.

At his previous haunt, the locals-friendly Boulder Station, he blew half a million dollars in 2006 alone—a pace that earned him enough Player's Club points to pay for his own Game King to play at his home on the outskirts of Vegas, along with technicians to service it.

His orders: Make sure John Kane doesn't leave the casino.

Virtuoso pianist John Kane discovered an exploitable software bug in Game King poker machines.

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Here’s How She Hunts The bug survived like a cockroach for the next seven years.

Michael Friberg John Kane was on a hell of a winning streak.

On July 3, 2009, he walked alone into the high-limit room at the Silverton Casino in Las Vegas and sat down at a video poker machine called the Game King.

A ,150 jackpot rolled in a few minutes after that.