Picking football winners this year can give you a Mac-headache

Man, it’s not easy picking winners in football this year. It’s not easy in any pool, contest or at any level.

The days of the traditional powers being sure bets, er, picks, in college or pro ball are gone, or at least they’re rapidly shifting. The challenge used to be trying to figure out the middle of the pack and also-ran teams.

When it comes to the NFL, I’ve found CBSSports.com columnist Pete Prisco’s Power Rankings Tuesday morning to be fairly reliable, at least in the past. This year, team’s are moving up and down his rankings so much, and often by a lot of spaces, that trying to keep up...