NEW DELHI, Aug. 1 -- Oscar Piastri was flying during the Belgian GP practice, through the famed 7km long Spa-Francorchamps last weekend, topping the session with absolute ease. The young Australian kept his foot on the throttle in sprint qualifying to beat his McLaren teammate Lando Norris by a big margin of six-10ths of a second. But come qualifying, Norris edged Piastri to take pole for the main race. On Sunday though, it was Piastri again who topped his teammate to take the win and extend his lead to 16 points. This has been the story of not just the last weekend but the entire topsy turvy season with the dominant hand shifting from one McLaren driver to the other. By now - after 13 of 24 races - it is quite clear that one of the two dri...