While your sentiment is valid it does not apply in this context. There is no activity the NSA performs that would require a warrant. In order for the fourth ame

While your sentiment is valid it does not apply in this context. There is no activity the NSA performs that would require a warrant. In order for the fourth amendment to be necessary the collecting party must be the government, the possessing party must be inconvenienced or distressed, and the action must result in either involuntary seizure or violate a legally recognized expectation of privacy into public. The NSA only accounts for 1 of the three necessary ingredients.