This seems to disagree with you, seems you are required to litigate to get your rights.
The blogger was french also, so that probably has a bearing on what rights he has.
Him being from Europe makes this worse to me. Why isn't this reason enough to void Microsoft's safe harbor guarantees for the Data Protection Act? I'm sure they're all rubbish, but Microsoft are provably not protecting European rights here and I wish somebody forced these companies to take it seriously.
That's for federal agencies and a third party's server. Considering microsoft are not a third party, not a federal agency and it's their own server, I don't think that law is relevant.
This seems to disagree with you, seems you are required to litigate to get your rights. The blogger was french also, so that probably has a bearing on what rights he has.