Paul Spain: tech commentator on the wider consquences of the global CrowdStrike digital outage - The Sunday Session with Francesca Rudkin

Many companies are still recovering after Friday's global IT outage impacted retailers, banks - and even airlines.

Friday's update by cyber security firm CrowdStrike created technical problems for several major businesses, resulting in the company's value dropping by $20 billion.

Tech commentator Paul Spain says many companies will see the risks of putting all their IT in one basket - and attempt to rectify that.

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