Unity Audio

Cut Unity audio memory and CPU without making the game sound worse: import settings, load types, platform sample rates and codecs, AudioMixer routing, music playback. Load for: audio using too much memory, a hitch when a sound first plays, "the music delays the level load", a 3D sound in one ear only, "the game is silent" or 3D positioning wrong everywhere, mixer CPU that does not drop when muted, folder-wide import settings, routing every AudioSource to its mixer group, an Editor audio script whose obsolete API breaks every -executeMethod, music frozen at half volume on pause, a playlist silent after focus loss. Reimports are slow and destructive: it reports first and wa…