Yeah. No. Those people are full of crap.
I was at Aulani in January 2020, immediately before COVID. I was at Aulani in February 2022, when most of the country had moved on from COVID but Hawaii was still very much restricted. Aulani is just as amazing as ever.
I've stayed at every Disney resort in the United States except for Vero Beach and Paradise Pier. I rank them as follows.
1. Aulani
*Gigantic, huge, monstrous gap.*
2. Grand Cal
3. Animal Kingdom Lodge
*Gigantic, huge, monstrous gap.*
4.
Disneyland Hotel
5. Polynesian
6. Yacht Club
7. Riviera
8. Wilderness Lodge
9. Old Key West
10. Saratoga Springs
11. Grand Floridian
12. Contemporary
13. Boardwalk
14. Beach Club
15. Coronado (Gran Destino)
16. Port Orleans Riverside
17. Port Orleans French Quarter
18. Caribbean Beach
19. Coronado Springs (non-Gran Destino)
20. Art of Animation
21. Pop Century
22. All Stars
I may have forgotten some but that's off the top of my head.