Leo stared at his Xbox 360 dashboard, his thumb hovering over the "Download" button. The price tag didn’t say $10.00. It said . "The sacred currency," Leo whispered.

The year was 2009, and the air in Leo’s living room smelled like dusty upholstery and over-buttered popcorn. On the floor sat a stack of empty soda cans and a plastic guitar controller that had seen better days. But tonight wasn’t about Guitar Hero . Tonight was about Fallout 3: Broken Steel .

When the final digit was entered, the screen flashed. A little green notification popped up: