A semi-not-completely-implausible scenario for Iowa winning the National Championship
1. Iowa wins remaining games. Finish regular season 9-2. Wisconsin and Purdue get extra loss each.
2. Purdue beats Michigan.
3. Ohio State beats Michigan.
4. Minnesota beats Wisconsin.
ergo, Iowa outright Big Ten Champ and BCS rep.
5. USC loses to Wash State.
6. USC loses to UCLA.
7. Az State beats Cal.
ergo, Az State outright Pac Ten Champ and BCS rep.
8. Okl. State beats OU.
9. Tex Tech Beats Texas.
10. Texas beats Texas A&M.
11. K-State wins out, upsets OU in Big 10 Champ game.
ergo, K-State Big 12 Champ w/ 4 losses.
12. Alabama beats Auburn.
13. Florida Beats Georgia.
14. Georgia Beats Tennessee.
15. Georgia Tech beats Georgia.
16. Georgia Tech beats Auburn in SEC Champ game.
ergo, 3-loss Georgia is SEC Champ.
17. Florida beats Fla State.
18. NC State beats Miami.
19. Virginia beats Miami.
20. Va Tech beats Virginia.
21. Pitt beats W. Virginia.
22. Entire Miami team arrested in crack sting.
ergo, Az State and Iowa face off in National Championship
23. Iowa destroys Az State, avenging September humiliation; Hawkeyes declared National Champs.
Hey, it could happen.
I'd say you're a Hawkeyed optimist.