JOHANNESBURG - Formula 1 has just come off three days of pre-season testing in Bahrain.
The testing concluded with Mercedes' George Russell quickest on the final day and Carlos Sainz fastest for Williams overall.
The lights are on at each and every Formula 1 team’s factory through this weekend as they battle through the reams of data collected.
What was impressive was the strong reliability across the board.
Now, what have we learned from the three days?
For more on this we are joined by Formula 1 analyst and the founder of Motorzar TV, Lufefe Mayekiso.