There are many reasons why eight is the perfect number for the CFP expansion
by Sean Beckwith from Deadspin > Sports News Without Fear, Favor or Compromise on (#64A2A)
The way I'd describe Week 5 of the college football season is the invisible fence test. If you're unfamiliar, and you shouldn't be since I just made it up, I'm referring to the phenomenon that is big dogs shrugging off the shock of an electric barrier.