[markshepard]

Yes that is precisely the problem (and one that is probably in the interest of government and companies.. just not in the interest of the actual owner of data). Even companies like google providing cloud services like music/mail/docs scan for usage information to push advertisement. So even though this article is for NSA, it applies to companies as well.

The Personal cloud in spite of increased simplicity still requires certain amount of computer setup knowledge, that coupled with murky privacy policies (think facebook) means that user data in public cloud is always going to be a well sought after prize