Why Opus 5 loves the word 'seam': it comes from Michael Feathers' legacy code classic
mattpocockuk · x · 2026-09-04
Matt Pocock traces Claude Opus 5's fondness for the word "seam" back to Michael Feathers' book Working Effectively With Legacy Code, which coined it. His take: don't blame Feathers, thank him — it's a good book.
Related event: Claude Opus 5's Love of "Seam" Traced to Legacy Code Classic(2 posts)→
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