Tiebreaker 3: Recoverable beats correct
=======================================

Spec: descriptive guidance, not a checkable rule.
It carries no forbidden and instead pair, and no `jig check` detector applies to it directly.
Section: Principles
Group: Tiebreakers

**Between preventing a mistake and allowing it to be undone, choose undo.**

Prevention charges every user friction on every interaction to guard against a rare error. Recovery costs nothing until the error happens. Exception: genuinely irreversible operations, which confirm — and in `operator`, confirm by typing.