MAAINE SHOOTER BEGAN HEARING VOICES AFTER RECEIVING NEW HEARING AIDS
https://www.nbcphiladelphia.com/news/national-international/family-of-maine-shooting-suspect-says-his-mental-health-had-deteriorated-rapidly/3678884/
https://archive.ph/C7F03
Newer hearing aids have bluetooth as an option.
https://www.miracle-ear.com/hearing-aids/features-benefits/connectable
Probabaly the same guy.
I'm starting to think, since he was training Ukrainians in small arms handling, that he hears or saw something he shouldn't have, and they arranged for him to have mental health issues so they could disappear him, and now he's hunting them down.