links to other potentially-interesting info about a certain free or low-cost personal barcode scanner recently made available to members of the public.
there are currently about a million such pages; this list represents only a drop in a big bucket.
a word of caution from privacyfoundation.org
commentary from lauren weinstein of pfir.org
lots & lots of useful stuff from michael rothwell
a lengthy slashdot exchange prompted by DC
how to handle your :cat when you're bored/tired of it (shouldn't take long)