When Denis Villeneuve was originally announced to be directing Dune: Part One, it was clear he was the perfect fit, and what he gave us was a film we had never seen the likes of before. The Academy took notice,

Apparently, I am going to quit acting because Denis Villeneuve didn’t get nominated. This is just how this thing works. It makes no sense to me. That’s okay. [Editor] Joe Walk

Possible factors for the snub include recency bias, fan preferences, and delayed recognition of great directors by the Academy. Does the Academy hold a grudge against science fiction movies? The 2025 Oscar nominations suggest that this idea is not far off.