How successful have F1’s new rules been?

Brawn is a motorsport legend. Along with Adrian Newey, he has more F1 world titles to his name than any other non-driver of the past three decades. That brings with it a huge amount of credibility, which is one of the reasons why he was brought in to help F1 revamp its technical regulations. 

Now that Brawn is retiring from F1, it seems a good time to get his views on how well the 2022 rules are going and, perhaps more importantly, what happens in the future. Alex…