Hyrum's Law

"With a sufficient number of users of an API, it does not matter what you promise in the contract: all observable behaviors of your system will be depended on by somebody." Named after Hyrum Wright at Google. It's why removing anything, even a quirk, breaks someone.

Source: hyrumslaw.com.

See also: Deprecation Policy, Code As Liability. From How do organizations throw (AI) stuff away?

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# Oct 23, 2026