If they write shows that have stories that neatly wrap up at the end of 3 seasons then it’s better for everyone. Nobody needs another Greys Anatomy that goes for 22 seasons beating a dead horse year after year.
The Good Place was a great example of this. From the beginning they knew they wanted 4 seasons, and wrote the show to end after 4. No need for anything more
For the most part Americans are so desensitized to the gain Violence that it’s not something most of us think about much.
I’ve grown up in a post Columbine world, and mass shootings have been a part of my life since it started. They’re just a really unfortunate part of life here that won’t change unless there’s a massive culture shift.