A code issue let Copilot pick up emails in sent and draft folders even though they were marked as confidential, Microsoft says. The company began rolling out a fix earlier this month.

Microsoft said the bug meant that its Copilot AI chatbot was reading and summarizing paying customers' confidential emails, bypassing data protection policies.

Borosilicate glass offers extreme stability; Microsoft’s accelerated aging experiments suggest the data would be stable for over 10,000 years at room temperature. That led Microsoft to declare, “Our results demonstrate that Silica could become the archival storage solution for the digital age.”

The company says it has addressed the issue and it "did not provide anyone access to information they weren't already authorised to see".

AI’s soaring energy demand is pushing Microsoft and Amazon toward nuclear power, reshaping data center strategy, electricity markets, and the future of baseload energy.

Tech giant uses renewable power purchase agreements to offset energy purchases, but critics say it is still burning fossil fuels from the grid.

Microsoft announced Wednesday it's allocating $50 billion over the next 10 years to combat artificial intelligence inequality in low-income nations.