[{'role': 'user', 'content': "Analyze the following clause from a privacy policy and determine if it's fair or unfair. Also identify any privacy practices mentioned: CPMStar: http://server.cpmstar.com/optout.aspx http://www.pubmatic.com/privacy-policy.php http://www.inmobi.com/privacy-policy http://www.millennialmedia.com/privacy-policy http://www.indexexchange.com/privacy https://www.spotxchange.com/privacy-policy/ http://www.networkadvertising.org/managing/opt_out.asp Although most Web browsers automatically accept cookies, you can usually change your browser to prevent that or to notify you when you are sent a cookie. Even without accepting a cookie, you can still access many, if not all, of the features of the BitTorrent websites or the Software. However, some parts of the BitTorrent websites or the Software may not function properly if you refuse cookies."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]