Right there under my nose for 10 years, there was a recurring problem, where I have machines where the trough fires the ball hard into the shooter wall, and then it bounces RIGHT back into the trough. Well, there’s always been an easy 5 second fix. There’s a flap on the end you can bend down to improve the angle. Seeing is believing: https://www.youtube.com/shorts/NucLGT6LOAU