“The main preoccupation of people now is climate change,” said Fillon. “And we are obliged to respond to where governments and manufacturers are working. They are working on zero-emission vehicles.

“(2024’s developing regulations) are a challenging target. But competition is here for that.”

It will be a huge challenge, which will be difficult to achieve in this timeframe. But there is momentum, and there are people working around the clock to ensure the technology edges closer to its potential.

“Look at what happened with hybrid cars, and how quickly that moved on. We have four years and we have to think about H24 and 2024 constantly,” Aubry added. “The target is to have hydrogen cars racing on track at Le Mans.”

Hydrogen, WEC, Insights & Analysis, Le Mans/WEC