There are many causative factors to what we see from thye officials, including crowd-influenced hometown calls, human error,ineptitude, player bias (More often than you'd expect as orders from the top) and the influence of the gaming industry.
I know there are some who deny this, but in Vegas the house always wins. When the book "Brat the Dealer" comes out, the house installs other ways to win at blackjack.Not every hand, but by the end of the evening, the house wins
Football? Vegas-level expert analytics and shifting the odds as bets are placed accounts for much of the gaming industry profitability, but that's but who, witha straight face, thinks that's the end of the gaming influence on professional sports? And we've had two commissioners in a row now who have cemented the gaming-NFL alliance into place. It is what it is and it ain't gonna change.I watch anyway, for the athleticism and heroism I still see on ther field.