version 5 by Aaron Reed
Chapter - Miscellany
Definition: a thing is solved rather than unsolved if it is listed in the list of cached-solved tasks.
Definition: a thing is actionably-closed if it is closed and it is openable.
Winning-The-Game is a puzzle.
Platonic-Task is a task. Definition: Platonic-Task is complete: yes. [For the extension to compile before adding puzzles and tasks, we must indicate that "complete" is a valid adjective.]