Hawaii missile false alarm due to badly designed user interface, reports say

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the Guardian – January 16, 2018

IMPACT: A false alarm warning Hawaiians of an incoming ballistic missile on Saturday

ROOT CAUSE: badly designed user interface

ROOT CAUSE: employer pressed button labelled ‘missile alert’, instead of the one next to it marked ‘test missile alert’

COMPANY RESPONSE: added a “cancellation button”… HEMA has also added a requirement for a second person to confirm the message to be sent