The stage was set for something incredible for OU-Tennessee, at least that’s what Sooner fans were hoping. Instead? It was a coming out part for the Vols. And a huge bunch of program-searching questions for OU. The intensity was off the charts, but Tennessee was simply better. The Vols spoiled OU’s debut in the SEC on Saturday night in Norman, 25-15. Your quick-hit takeaways from a rough night at Owen Field. Jackson Arnold benchedArnold had gone through some adversity in the last couple of weeks. But what happened against the Vols? That’s just next-level. And now you wonder what his OU future …