Operation failure - not structure failure. If an elevator fails to operate - you... | Hacker News

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Nadya on Dec 23, 2016 | parent | context | favorite | on: Principles

Operation failure - not structure failure.

If an elevator fails to operate - you can't get anywhere. If an escalator fails to operate - you can use them as stairs.

pvg on Dec 23, 2016 [–]

An escalator shredding someone is not a structural failure. Anyway, it wasn't meant all that seriously - just that a quip about failure modes has failed to consider the failure modes.

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