Formula 1 testing gets underway tomorrow, with all 10 teams preparing to put their 2025 challengers through their pacers before the season officially begins in Melbourne on March 14-16. This testing at the Bahrain International Circuit acts as an extremely important launch pad for teams and drivers to get off the ground and adjust to their respective team’s adjustments and improvements. Williams team principal, James Vowles, gave some brutally honest insight into testing at the F1 75 live event in London last week.