The goal here is not to expose truth per se, the goal is to merely to expose the underlying agendas by highlighting the topics the sides prefer to highlight or

The goal here is not to expose truth per se, the goal is to merely to expose the underlying agendas by highlighting the topics the sides prefer to highlight or avoid in their version of what they consider "reality". That, and perhaps also provide exposure to opinions outside the bubble, for people concerned that their reality might not be entirely real, irrespective of affiliation. The bubbles are stronger than they've ever been. You can't break out of them without making a deliberate effort.