“The fact that massive amounts of metadata reached [USA's National Security Agency] databases from German soil is likely to ratchet the discussion over the role of the [Bundesnachrichtendienst, Germany's foreign intelligence agency] and its cooperation with the NSA even further. New documents from the [Edward] Snowden archive also show that there is much closer cooperation than previously thought in relation to the controversial XKeyscore surveillance program. SPIEGEL reported on the delivery and use of the program two weeks ago [ https://www.spiegel.de/international/world/german-intelligence-worked-closely-with-nsa-on-data-surveillance-a-912355.html ] .”