What are the information systems security implications of consumer information being shared?Why is the Hepting v. AT&T case crucial to the long-term posture of how the U.S. government can or cannot review consumer confidential information?

Why is the Hepting v. AT&T case crucial to the long-term posture of how the U.S. government can or cannot review consumer confidential information?
If Hepting v. AT&T results in “Big Brother” being allowed to eavesdrop and/or review the local and toll telephone dialing and bills of individuals, will U.S. citizens and consumers have any privacy rights left regarding use of communication technologies?

What are the information systems security implications of consumer information being shared?