It seems that not only aren't people leaping to Windows 10 and allowing Microsoft permission to collect their metadata but far too many who use Windows 7 or 8 are opting out of the program.  KB3080149 is a recent 'Update for customer experience and diagnostic telemetry' which will enable Microsoft to track your usage even though you explicitly opted out of the Customer Experience Improvement Programme.  At least the data sent is encrypted, little consolation for users as The Inquirer points out.

"MICROSOFT HAS BEGUN retrofitting some of the more controversial aspects of the new Windows 10 operating system to predecessors 7 and 8."

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