Myth: Tests slow delivery
Reality: rework slows delivery. Good tests are speed insurance with receipts.
Plot Twist
That opening line is satire. “Testing is overkill” is the fastest way to build brittle systems, panic-driven releases, and bug archeology as a full-time job.
The real overkill is debugging production at 3:17 AM because we skipped ten minutes of design and ten lines of tests.
Myths versus reality
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Myth: TDD is ceremony
Reality: tiny feedback loops are cheaper than giant post-release surprises.
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Myth: Quality is for perfectionists
Reality: quality is for teams that like sleeping during the night.