I don't understand why in this case, MS couldn't have easily gotten a subpoena, anyways.
[1] http://arstechnica.com/tech-policy/2014/03/arrest-of-secret-...
Heck they could provide a google-for-domains for the Post Service customers, and still have gmail interface.
With federal protection.
http://consumerist.com/2013/07/03/forget-the-nsas-hi-tech-sn...
Which means that companies are only going to want to hide, downplay, and pretend to prevent such spying. This sounds familiar..
> In December 2012, for instance, Microsoft emailed DITU a PDF invoice for $145,100, broken down to $100 per request for information, the documents appear to show. In August 2013, Microsoft allegedly emailed a similar invoice, this time for $352,200, at a rate of $200 per request. The latest invoice provided, from November 2013, is for $281,000.
from http://www.dailydot.com/news/microsoft-compliance-emails-fbi...
Furthermore, the NSA reading email is effectively a data breach, and many companies take the view that hiding a data breach is a good thing - no press about data breach means no bad press means no lost customers.