Does youtube temper with view counts?

I will be keeping an eye on certain collection of videos over time and post screen shots daily for number of "VIEW COUNTS"
It is alleged that view counts are tempered with

View Count on Sep 1 2010



View Count on Sep 2 2010



View Count on Sep 2 2010. Doesnt look like much is happening but i will continue to take screen shots for 30 days if that doesnt work i will be making random checks