I am honestly not sure exactly why. But one reason is absolutely that hockey as a game is not nearly as popular in the US as basketball. And as such I am also gonna assume the games do not sell too.
VPeople who buy and play nba 2k21 mt do not care about an unskippable loading display ad. They care about gameplay and whether the game is any less popular this year than a year ago, it is more because the game play and popular assembles in multiplayer.
Regular people don't care about advertisements as much as complaining people online do. Frequent individuals still watch cable TV, listen to the radio and therefore are utilized to advertisements bombarding them.
They do not live their world on the PC where they illegally download episodes of things, see items on paid services such as Netflix and utilize adblocker everywhere. As for me, I simply don't know how triggered people are all about advertisements, especially when it comes to sites and other items you get to get for free.
Everyone is voting with their wallets. There's not any need to buy mt nba 2k21 shame people who decide to spend their hard earned money and what time they have available playing with a sports game.