Tool of the Week: Keeping Visitors With Lijit

5/8/2008 At their purest for, search engines hope to use the wisdom of crowds to accurately sort pages across the internet. They pay attention to the words a page uses to talk about another page and adds up some numbers. This is obviously a wonderful idea for a system until people figure it out and begin to manipulate it. At this point algorithms become involved to try and detect spam and malicious code an...