"Chill out, Moonpie. It's almost over. Bigfoot is about to crush a school bus."

Sheldon folded his arms. "Your vanity is not my emergency."

He clicked a magnet link. The file was 4.7 gigabytes. Estimated time: 18 hours.

For forty-seven glorious minutes, the progress bar crawled. Sheldon watched the numbers tick by like a hawk observing a lame rabbit. Then, the speed cratered. 1.2 MB/s became 300 KB/s. Then 45 KB/s.

Desperate, Sheldon burst into Georgie's room. "You have a cellular hotspot on your phone."

The next morning, Mary found Sheldon asleep at his desk, head on the keyboard. The laptop screen still glowed, paused on a diagram of a quantum spin Hall effect. Beside it, Missy had placed a small, hand-drawn sign:

"This is extortion," he said.