Ex-F1 driver David Coulthard says he's concerned by Formula 1's decision to introduce a performance-balancing measure for 2021 that could "handicap success". In a bid to tighten the performance difference between F1's top teams and its midfield contenders, the sport will adopt a sliding-scale rule that will limit wind-tunnel time and thus R&D aero development for the most successful teams. But Coulthard believes the approach could undermine F1's status as the pinnacle of motorsport. "The basis, I think, of Formula 1, has always been a defined set of regulations of which everyone then has the opportunity to interpret and to deploy whatever assets they have at their...
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