They need time for people to make referrals, and time to collect them. Therefore, new publications and dynamic pages that change their content frequently are already beyond the scope of the popularity methods, and searching this material is vulnerable to rudimentary techniques of manipulation.
此外，统计数据收集系统是往后看的。他们需要一段时间让人推介并收集它们。因此，新的发表内容和动态网页，由于它们的内容经常改变且已超出流行的使用方法的范围，搜索这种资料很容易受到基本操作技术的误导。