He tried a different site. This one redirected him through six "You Won!" pop-up windows before finally yielding a file. He transferred it to his iPod, feeling a sense of victory.

The next morning on the bus, Leo plugged in his headphones and hit play. The song started perfectly. Bruno’s voice was clear, singing about catching grenades and jumping in front of trains. Leo leaned back, closing his eyes, feeling like the coolest kid in the tenth grade.

It was 2011, and the internet felt like the Wild West. Leo sat in his bedroom, illuminated only by the neon blue glow of a lime-green peer-to-peer sharing app. He had just heard Grenade by Bruno Mars on the radio, and he needed it for his iPod Nano before school the next morning.