[Rimintil]

> Sure, but most (if not all?) of us have language in our customer agreements that Microsoft doesn't have rights to just start browsing our OneDrive libraries and Exchange inboxes without a support contract explicitly authorizing access for support purposes.

You don't have language in your agreement that Microsoft cannot use your data to provide or improve service. You have language that says _support personnel_ cannot access your data without approval.

Microsoft already indexes your mailbox, OneDrive, etc.

Viva Topics has been around for ~2 years which mines content across various services.