26-year-old Luigi Mangione

'Luigi the Musical's the hottest show in town, and it hasn't even
opened yet.

Yes, you heard that right. A musical about alleged healthcare CEO
murderer Luigi Mangione is getting a musical theater take on his
alleged crime and current time in jail. The hottest show in town began
rehearsals two months ago, but it's already sold out for a limited run
...
...
Mangione was allegedly suffering from severe back pain and unable to
get insurance coverage for necessary medication. He allegedly took to
becoming a vigilante seeking revenge.

https://www.ebar.com/story/154457

severe back pain

Most likely, many sleepless nights, which will affect thinking....