One of the many ways in which Bracketology surpasses traditional media polls is that we never (well, almost never...) overreact to a single result. The mantra for Bracketology is always "body of work," whereas polls are generally a "what have you done for me lately?" operation.
We get a clear case study of the difference following Villanova's loss at Butler on Wednesday. The Wildcats will likely drop a few spots when the media and coaches vote next week. However, if this were Selection Sunday, there is no doubt in my mind that Villanova would remain in exactly the same position: No.