College basketball is back with a bang, with an opening day that started at midnight in a small gym in South Carolina and concluded with a Hawai‘i game that tipped just as the calendar flipped to Tuesday on the East Coast. While many of the nearly 200 games were blowouts (we’ll get to that later), there were some needle-moving results: The preseason No. 1 team got tested, a Top 25 team got knocked off by an unranked squad and one of the biggest upsets by point spread in college hoops history went down in the SEC.

Here are five overreactions from the season’s first full 24 hours:

Florida validates its No. 1 ranking

The No. 1 spot in the preseason AP poll has become a bit of a kiss of death in recent years; over the last decade, just one (2021 Gonzaga) made the Final Four, while five didn’t even escape the NCAA tournament’s second weekend.…