One thing is for absolute certain as we approach the 2006 NCAA Tournament: Uncertainty will rule.
If you watch a lot of games and then peruse the newspapers for game stories, you will often find that the two do not match up with each other. The use of the word "upset" has become ubiquitous and no longer applies in most situations.
The ranking beside the name of a team means little. The difference among most teams, beyond a precious few, is razor thin. If there ever seemed a year when something wacky could happen in the tournament, this would be it.