Experts have warned there is little most organisations can do to avoid future calamities like Friday afternoon’s horror global IT outage, as an almost ubiquitous reliance on interconnected systems provided by global tech giants means more outages are an uncomfortable fact of business life.

Work across organisations will continue over the next fortnight, as they find and fix the remaining faults, while trying to figure out if they will be left to swallow the entire cost of cybersecurity firm CrowdStrike’s landmark software upgrade stuff-up.