he wasn't even motivated against capitalism. he was an athlete who suffered from CTE and asked for his brain to be examined in a note before he shot himself in the chest with a rifle (something that requires a bit of forethought - he deliberately saved his brain for analysis). https://nypost.com/2025/07/29/us-news/nyc-shooter-shane-tamura-thanked-a-cte-documentary-and-listed-names-of-prominent-neuroscientists-in-suicide-note-sources/
This was supposed to be anti pro-sports violence, I guess.