From his entry:
Ordinary citizens who want to live in a democracy — including those with nothing to hide — should be concerned about the ability of the government to use private, sensitive personal information to blackmail, manipulate, and intimidate their representatives, journalists and their sources, potential whistleblowers, and activists or dissenters of any sort.
Interview with Daniel Ellsberg:
What Every American Needs to Know (and Do) About FISA Before Tuesday, July 8th from Tim Ferriss on Vimeo.