Facebook says sorry for mass outage and reveals why it happened

Facebook has apologized for the mass outage that left billions of users unable to access Facebook, Instagram, WhatsApp and Messenger for several hours.

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Warning over Optus outage compensation message

Facebook outage: Company lost '$100million' during seven-hour

Optus outage update: Services back for all customers, cause

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Facebook outage: Company lost '$100million' during seven-hour

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