Privacy Eroding, Bit by Bit and Byte Cheap computers, blazing fast networks and clever engineers are finding more ways to keep tabs on where you go and what you buy, even what you'll do next.&lt;BR&gt;&lt;FONT face="verdana,MS Sans Serif,arial,helvetica" size="-2"\ color="#666666"&gt;&lt;B&gt;-The Washington Post&lt;/B&gt;&lt;/FONT&gt;