SMRTR ProgrammingFeb 12, 2026Dev.to

The Hidden Cost of Slow Code Reviews: Data from 8 Million PRs

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LinearB analyzed 8.1 million PRs and found half sit idle for over 50% of their lifespan, costing teams significant productivity. Elite teams review PRs within 7 hours while lagging teams take 137+ hours. The hidden costs include context switching penalties, reduced code quality, and developer dissatisfaction, with estimated losses of $155K annually per 10-person team from slow reviews.

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