Fun fact: Benny Blanco and Cashmere Cat helped produce Halsey's Hopeless Fountain Kingdom album. That's how they get connected and are friends.
Blanco also helped produce both of Kanye's last projects Ye and Kids See Ghosts.
I really dig this new song! And I think it's easy to tell by how the melody goes that Ed Sheeran wrote the track! Can't you hear him singing it with the style?