While the college football world still eagerly awaits the 2026 edition of the preseason polls, it's good to remember that these rankings are somewhat of an inexact science.It's fun to argue and joust with other fans about where you believe your team should be slotted in the first edition of the official rankings of the college football season, but sometimes being a highly ranked team heading into the year can be a death sentence.SEC, BIG TEN ARE DOMINATING COLLEGE FOOTBALL THANKS TO MASSIVE ADVANTAGES OVER OTHER CONFERENCESThe combination of sky-high expectations and overlooking holes in the roster can lead to disastrous seasons for teams whose goals may have been a bit too lofty, and there's plenty of historical precedent to prove it.With that in mind, here are five of the most disappointing preseason top-10 teams from the 21st century.An Oregon State helmet sits on the back of a bench during a PAC-12 conference football game between the Oregon State Beavers and Oregon Ducks on November 27, 2021 at Autzen Stadium in Eugene, Oregon.(Brian Murphy/Icon Sportswire via Getty Images)Believe it or not, there was a time when the Oregon State Beavers were a budding powerhouse in college football.The 2000 season was a glimpse into what the Beavers could be under the direction of head coach Dennis Erickson, featuring an 11-win season and a throttling of traditional blue blood Notre Dame in the Fiesta Bowl.All signs were pointing up heading into 2001, but for whatever reason, Oregon State bottomed out before they even had a chance to get things going.After starting the season in the top 10, the Beavers dropped three of their first four games, including their opener against Fresno State.BREAKING DOWN EA SPORTS' COLLEGE FOOTBALL 27 TEAM RATINGS: WHO'S TOO HIGH, WHO'S TOO LOW?Oregon State fell out of the top 25 for good following a 38-7 beatdown against UCLA, and they were never able to recover from that point forward, limping to a 5-6 record and missing out on even making a bow...