Mark Petchey is a commentator and analyst for Tennis Channel and other television networks. He is also a former top 100 singles player on the ATP Tour. He's been around this sport for decades and understands the ins and outs of the tour, TV, and doubles.I spoke with Mark at the 2025 Australian Open, a few weeks after he sent out this tweet which created some buzz in the doubles world. I spoke with him about what he meant, and what he'd like to see change on tour for doubles. We discuss:Why he...