The UK publication, The Register, has an article citing the difficulties with avoiding tracking of your Internet activity. Privacy and anonymity - Just how far does Big Brother’s Eye See? is peppered with links to news articles and data security sites. The author offers the surprising conclusion that a wireless connection through an Internet cafe may better shield your IP address.

I think the final frontier is still wireless. If you need a cheap, easy-to-borrow IP address that isn’t yours (but is entirely legitimate), there is always one available inside a Wi-Fi coffee shop, an internet cafe, or your local public library. Surf with a cappuccino, along with everyone else. Socialise a bit. Your IP address is a cup of beans. When combined with a system like Anonym.OS, these are good and mostly anonymous options for most people.