Almost every software project has cheap testing wins left on the table: basic random testing, static analysis and fault injection pay for themselves the first time they are run.

Drawn from what Dan Luu said

What this subject means

software quality Whether a program is any good and how anyone would know: tests, review, debt, and what a suite cannot cover.

What Dan Luu actually said

Do you hold this korrent?Do you also believe this?

Shared subject first, then similar wording. They may agree or disagree.