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31 Pace L. Rev. 291 (2011)
From Facebook to Mug Shot: How the Dearth of Social Networking Privacy Rights Revolutionized Online Government Surveillance

handle is hein.journals/pace31 and id is 293 raw text is: From Facebook to Mug Shot: How
the Dearth of Social Networking
Privacy Rights Revolutionized
Online Government Surveillance
Junichi P. Semitsu*
Abstract
Each month, Facebook's half billion active users
disseminate over 30 billion pieces of content. In this complex
digital ecosystem, they live a parallel life that, for many,
involves    more    frequent,   fulfilling,  and    compelling
communication than any other offline or online forum. But
even though Facebook users have privacy options to control
who sees what content, this Article concludes that every single
one of Facebook's 133 million active users in the United States
lack a reasonable expectation of privacy from government
surveillance of virtually all of their online activity.
Based on Facebook's own interpretations of federal privacy
laws, a warrant is only necessary to compel disclosure of inbox
and outbox messages less than 181 days old. Everything else
can be obtained with subpoenas that do not even require
reasonable suspicion. Accordingly, over the last six years,
government agents have worked the beat by mining the
Professor Semitsu teaches at the University of San Diego School of
Law and welcomes your feedback at semitsu@sandiego.edu. Once this Article
is published, he is very unlikely to accept any friendship requests through
Facebook, so please do not be offended if he refuses to give you an
opportunity to poke him. He would like to thank the editors of the Pace Law
Review, USD Law School Dean Kevin Cole, Kirstin Ault, and the following
all-star USD Law School students for their invaluable assistance with this
Article: Renee Keen, Breehan Carreon, Katherine Carlson, Michael Gilberg,
Erik Johnson, and Andrew Gil. He is also grateful to the students in his Fall
2010 Media Law course, who provided some sources and feedback. Finally, he
would like to thank his wife and son for their patience.

291

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