Microsoft leaks 6.5TB in Bing search data via unsecured Elastic server. *Insert 'Wow... that much?' joke here*

Not personal info, but there are worries over deanonymisation. Remember that AOL research database?

Microsoft exposed a 6.5TB Elastic server to the world, including search terms, location coordinates, device ID data, and a partial list of which URLs were visited, earlier this month....