Why Google's Now Encrypting Data In The Cloud

FYI: interesting article about cloud based encryption.

http://readwrite.com/2013/08/16/google-encryption-cloud-data#awesm=~oeYHeXwcJvJRzS

It did occur to me recently that encryption could be a form of access
control.  If you have encrypted data and only the people you allow have the
key, that only they could *read* your data ...