…that misophonia is a thing and that the emerging clinical definition indicates a sharp and involuntary reaction of anger (and not just anxiety etc) in reaction to certain sounds. This definitely explains some things for me!

https://www.entandaudiologynews.com/features/audiology-features/post/decreased-sound-tolerance-in-autism-understanding-and-distinguishing-between-hyperacusis-misophonia-and-phonophobia

One research team made an online test you can take (I love doing tests online!):

https://www.misophonia-hub.org/studies/sussex-misophonia-scale-adults/start