Among other things, part of the USDA response to the BSE case earlier this month is to back a plan to tag all animals and log them in a national database:
Agriculture head backs national livestock ID system
While this system does not directly involve personal privacy, it's deployment (or lack thereof) will offer many lessons in the interaction of public and private interests in large-scale id tracking systems.
Posted by blaze at December 31, 2003 03:14 PM