I know NSA doesn't collect data on Americans but, you might want to be careful what you search for online as it may result in a visit by six armed men in three black SUV. Check it out...
Google Pressure Cookers and Backpacks, Get a Visit from the Feds
Michele Catalano was looking for information online about pressure cookers. Her husband, in the same time frame, was Googling backpacks. Wednesday morning, six men from a joint terrorism task force showed up at their house to see if they were terrorists. Which begs the question: How'd the government know what they were Googling?
Read the whole article here:
http://news.yahoo.com/google-pressure-cookers-backpacks-visit-feds-140900667.html