The vote numbers will decide the fame of the page.
Superior to Spyware: popular reasons for the existence of spyware is the flair to spy on user surfing habits & to gather a user profile. Making use of this profile merchants can present advertisements that are in close relevance to the user's interests.
Unintentionally and ignorantly the buyers generate their own profile in social book marking websites. In reality they are not voting but circumlocutorily imparting their own profile to sites unawarely. The number of votes indicates the user's taste & thus assists in building his profile.
Generally all sites publish their casting votes history publicly. You could simply look over all the write-ups by merely going to any client profile. You can even come across what is in customer's mind.
Some of these sites have privacy scheme noting they will not cash in on private information, but on others there is no privacy policy and they are free to carry out whatever they want with this significant information.
Huge search engines and high portals which can compile such sort of private message all come under bulky general public analysis considering the safe guard of this type of data, but social bookmarking websites restricted under a radio detecting and ranging.