Streaming takes a lot of bandwidth I’d assume. Which throttles their connection to the the actual game, which will make the game play better than them due to lag compensation. A couple of tips to improve your fifa gameplay. One is to unhardwire and play on WiFi. Another is to stream something on Netflix in the other room. Anything you can do to slow your connection. The game will stutter occasionally doing this. But the overall gameplay is much smoother and more responsive.