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Watchdog assessing McDonald's and Greggs IT failures

Payments Systems Regulator is examining spate of outages, which also affected Sainsbury's and Tesco.

Sainsbury's could not fulfil most online grocery deliveries on Saturday due to issues with an overnight software update which also hit contactless payments in stores. Alan Stephenson-Brown, CEO of IT firm Evolve, said the fact there were several outages was also a "timely reminder that even large corporations aren't immune to IT troubles." Customers, accustomed to the constant uptime and reliability of online shopping, are demanding the same flawless digital experience from physical retailers," he said.

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