New F1 approach means Mercedes won’t repeat rushed “mistakes”

The German manufacturer is undergoing an encouraging spell of form thanks to a floor upgrade that has helped Lewis Hamilton finish runner-up at the last two races, although he was subsequently disqualified from the United States GP.

That form bears some similarities to last year, though, when Mercedes enjoyed some strong promise in these same races – which included victory for Russell in the Brazilian GP.

With Mercedes having failed to build…