Of course this is being done. It would be well nigh impossible for it not to be happening.
Of course they aren't interested in your Aunt Sue's recipes. But if Aunt Sue posed a threat to NSA, such as being on an oversight committee or just about any other position of power, you can be damn sure they would be very interested in everything she does.
And if Aunt Sue opposed NSA's hegemony, they could find a way for Aunt Sue's predilections to become known, without in any way having it look like they made that happen.
Google and Yahoo may have some culpability. Rather than throw open the front door, I can see where they might have said through back channels, "We can't be seen as openly cooperating, but here's a back door you might find unlocked." That's the way the cool kids do it.
"Judge Scheindlin's motion asking the Second Circuit Court of Appeals to withdraw its orders until she's been given a chance to defend herself against its allegations of impropriety and bias has been declined."
We know Judge Scheindlin's name. What are the names of the judges who removed her? They are clearly the ones lacking impartiality. Let's review their case histories!
Even if you like the idea that they are helping US industries compete, they are only doing that for certain large, well-connected, legacy industries. Yet, the price is being paid by everyone, perhaps even in greater proportion, dollar for dollar, since the larger companies evade their taxes. Therefore, this is a transfer of wealth from the smaller US companies to the larger.