To illustrate the importance of a full key, consider these scenarios:

Mira hesitated. The idea of the key taking a memory sounded intrusive. Then she thought of the hospital generator, of Rahim’s hands, of Ms. Alvarez’s bread. She placed her thumb on the key; it thrummed and welcomed a single impression—her memory of learning to replace a fuse when she was nine, the small triumph and the singe on her fingertips. It flowed like a photograph into the device—no name, no address, only a pattern.

The software centers on a few core capabilities to simplify the technical process of preparing Mac-compatible bootable drives: