"Here is an interesting article on browser privacy mode," remarks David Passell. "A use that really stood out for me was the way to circumvent the NY times 10 article/month limit. I will have to try that since I used to get a lot of news from NY Times site before they began charging. Now I use the freely available BBC news site." Look here.
If you're using Safari and have clicked Block Cookies Always, and are continually aggravated at the number of Cookies noted, you might see if Private Browsing works for you.