The Fendt 900 Vario with dark screens and fingerprints on the displays is an interesting modification that adds a touch of realism to the in-game experience. The dark screens can enhance the immersion by mimicking a powered-off or inactive display state, while the fingerprints can add a level of detail that showcases a busy and working environment. These small details can contribute to a more realistic and engaging gameplay experience for players who appreciate attention to detail in their virtual farming activities. Overall, this modification can enhance the visual appeal and authenticity of the Fendt 900 Vario in the game.