Thumpalumpacus
Major
Some of that goes down to context. If you look at key victories by the Germans in 1940- early 42, including the Western Desert, once you get into the weeds quite often it turns out key moments hinged on Stuka strikes blowing holes in the lines of their enemies.
... or Torbeaus hampering supply lines ... or the weather in Central Africa making the Takoradi route hard ... or ...
So yeah, nuance. It's difficult to say "airpower is decisive" and then turn and say "yeah, but context". Decisive is a magazine getting hit, or 54 dive bombers killing three of your carriers in five minutes, or what-have-you. In a months-long campaign, "decisive" inherently involves many factors. History just ain't that simple.