For accessories I don’t see the point, those are effectively disposable wear items.
Ironically a large part of deciding to migrate to an iPhone from android was final frustrations with even Google purchased devices under warranty coupled with hardware quality requiring repairs. My wife’s experience with AppleCare won me over.
If nothing else it’s first party insurance. I will never purchase device insurance offered via a third party ever again. Either its first party so I’m dealing with the place I bought it or nothing at all.