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HN pushback on Spotify's 90% claim: no accuracy numbers, and the cheap worker model missed a thread-safety bug
The Hacker News thread on the Portal post hit 156 points and the top criticism is that the write-up reports token savings with no quality measurement. One commenter notes the worker model "found surface-level patterns but missed a subtle thread-safety bug," which is exactly the failure mode delegation-to-cheap-models produces. Others argue this is standard subagent architecture already available in Claude Code, and compare it to Aider's repo map and CodeGraphContext.
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