Part of Sling TV’s surprise third quarter turnaround, which spared the blushes of parent Dish Network, might well be put down to the recent integration of new UX features designed to minimize churn. Sling TV’s VP of Product, Jon Lin, suggested that the streaming service’s new Watch Party mode, introduced to the platform just six weeks ago, was party to the improved performance of Sling TV – boasting that the communal viewing feature had proved more successful than predicted. Unlike many other watch party models, Sling TV provides a video chat channel for users to communicate, as well as a small number of free guest passes for each program. Gifting guest passes has apparently provided plenty of onboarding opportunities for…