First of all, three of your four examples are incorrect- Baylor’s arena holds 10,600 for basketball; Oregon holds 12,600 and Pitt holds 12,600.
The Huntsman is an iconic venue and has hosted many brilliant games. It has aged well.
Yes, it has its flaws but it is still one one of the better venues in college basketball.
When full or near capacity it is loud and vibrant.
There are a hundred things that need to be fixed/added/replaced with Utah Athletics ahead of demolishing the HC.