http://o54hon2e2vj6c7m3aqqu6uyece65by3vgoxxhlqlsvkmacw6a7m7kiad.onion/en/blog/2021/9/2/limitations-split-tunneling
But to achieve low round-trip times when playing your favorite online game, you use split tunneling to exclude your gaming traffic from traveling across the ocean and back. As with many online games, the one you play has its servers scattered around the world. It also uses DNS to assign servers to its players. Because of this, it will pick the server closest to your VPN location, in this case California.