Because almost everybody at the Superbowl doesnt know Spanish, of course
Have you seen any videos taken by someone in the stands? Almost nobody was cheering
Why do you care if "nobody is cheering?" Are you going to follow internet trends like a dead zombie? Go get an opinion. And besides, Bad bunny's lyrics can just be translated, so it doesn't really matter
Bad bunny is mostly positive though. Many of his songs contain positive themes about politics for example. If you can't face the truth, then how are you going to talk about justice or the American dream?