How many people use the Internet in the USA?

The original Act had a sunset clause to ensure that Congress would need to take active steps to reauthorize it. Like many sweeping reform laws, the people of the United States needed time to test and implement its measures before deciding what provisions to keep and which to modify. One of the challenges to the original Act had been perceived civil liberties intrusions. The reauthorization resolution passed in 2006 contained the following civil liberties protections ("Safeguards"):