Also the general practice of online profiling by third-party ad networks should be talked about in privacy policies. However, this important topic is rarely mentioned. TOP OF PAGE 17. A complicated question that is best answered by a lawyer. TOP OF PAGE 18.
Web bugs are controversial.
Because they allow people to be monitored when they don't expect it, these surveillance devices can be very upsetting. For example, many people would be troubled to learn that an outsider is tracking them when they read Email. TOP OF PAGE 19. If someone is using Outlook Express or Netscape Messenger to read a newsgroup, then Web bugs will also work inside of HTML newsgroup messages. A Web bug can be used to log people who are reading messages in particular newsgroup.