Microsoft has just announced Office 2010. Surprisingly enough, it has genuinely interesting new features, most of them revolving around SharePoint and support for collaboration.

And, of course, The Cloud, where to Microsoft’s credit, alone among major software vendors its product makes serious use of the PC’s processing power instead of limiting its role to running a browser and Citrix client.

But the Office/SharePoint combo is missing something essential: A design methodology for the unstructured data stores it helps you manage.