Computer issues were causing major disruption worldwide on Friday, affecting airlines and airports, media outlets, banks and telecommunications companies. Airports from Berlin and Zurich to New Delhi and Sydney were among those reporting various degrees of service disruptions, believed to be linked to an update from IT security company CrowdStrike. “This is not a security incident or cyberattack. The issue has been identified, isolated and a fix has been deployed,” CrowdStrike boss George Kurtz posted on social media platform X. A spokesperson for software giant Microsoft said the company was …