That Lando jump start
Explained: How Lando Norris avoided FIA penalty for ‘false start’ in Saudi Arabia
https://www.planetf1.com/news/explained-how-lando-norris-avoided-fia-penalty-false-start-saudi-arabia
The FIA said that the transponder on Lando Norris' McLaren did not indicate a jump start at the Saudi Arabian Grand Prix.
“The stewards reviewed positioning/marshalling system data, video and determined that the video appeared to show that Car 4 moved before the start signal was given,” their report began.
“However, the FIA approved and supplied transponder fitted on the car did not indicate a jump start.
“Article 48.1 a) of the Formula One Sporting Regulations states clearly that the judgment of whether or not there was a jump start is to be made in accordance with the transponder, which did not show a jump start. In the circumstances, we took no further action