The truth was starker: she was old. Night cramps were a minor evil. People got very old, and strange new things went wrong with them, and they repaired what the racing and bursting technology allowed them to repair, and what they could not cure they endured. In certain ways, night cramps were even a good sign. She got leg cramps because she could still walk. It hurt her sometimes, but she had always been able to walk. She wasn’t bedridden. She was lucky. She had to concentrate on that: on the luckiness.