Quoting DavidSJ's http://news.ycombinator.com/item?id=2751333 http://news.ycombinator.com/item?id=2751333 > US v Hubbell makes clear that the government cannot

Quoting DavidSJ's http://news.ycombinator.com/item?id=2751333 http://news.ycombinator.com/item?id=2751333 > US v Hubbell makes clear that the government cannot compel production of documents (except under immunity to prosecution) which it does not know, ahead of time, to exist. Dunno if that's true (as IANAL), just quoting.