Linus's Law (limits of)

The claim that 'given enough eyeballs, all bugs are shallow' — empirically undermined when a serious defect survives many years of open peer review, showing visibility alone does not guarantee discovery.

grounded in: HN trend theme 'Systemic security & surveillance rollback': a 15-year-old kernel bug topped the front page, signalling renewed scrutiny of long-lived risk in widely-reviewed open-source code.