I suspect you may be running on some kind of internal reserve.

GnuPG uses a file to store its internal random pool over invocations.

The state of health of the energy storage system and current state of the energy storage system is used to refine the amount of internal reserve energy.

A method and system for determining amount of internal reserve energy that is available in an energy storage system is provided.

Memories of past successes act as built-in “stored information,” which gives us self-confidence for the present task.