Up to 8.5 million Windows devices were affected by Friday's IT outage after Crowdstrike's antivirus update went awry. Microsoft says the European Union is to blame for the world's biggest IT outage on Friday following a faulty security update.A 2009 agreement insisted on by the European Commission meant that Microsoft could not make security changes that would have blocked the update from cybersecurity firm Crowdstrike that caused an estimated 8.5 million computers to fail, the Big Tech giant sa...