From my experience with tinnitus, and my experience with stereoscopic headphones. Namely with albums released in the late 70's, that will cause the sounds to be coming from somewhere within your own skull.

To be clear, it doesn't actually have to be a physical sound. It can be an artificially induced sound taking place solely in the Auditory cortex.

And since you won't take personal testimony as an explanation. I went ahead and 'googled' that for you.

https://my.clevelandclinic.org/health/symptoms/23233-auditory-hallucinations

Yes. Strokes are on the list as a cause. You're welcome.

From my experience with tinnitus, and my experience with stereoscopic headphones. Namely with albums released in the late 70's, that will cause the sounds to be coming from somewhere within your own skull.

To be clear, it doesn't actually have to be a physical sound. It can be an artificially induced sound taking place solely in the Auditory cortex.