Audi were enticed to enter a works F1 team by the engine rules introduced this year, believing the increased effect of the electrical part of the engine was an important marketing point for their road-car portfolio
Rule changes have continued to be a big focus in Formula 1, with the previous race in Miami the first since a series of tweaks designed to address concerns about the 2026 engine regulations.
Since then, F1 bosses have agreed to further changes to engine design for the 2027 season.
With plenty to talk about, BBC F1 correspondent Andrew Benson answers your latest questions.
How did the people who run F1 make such a mistake when implementing the new regulations? Having watched F1 for decades, this is the worst regulation change I can remember. - Michael
