In Rome the Formula E rages and I had the unique opportunity to drive one of these cars in preview. A few days ago in Magione. And not just any single-seater, but one of the most successful: the DS Techeetah gold and black of Vergne and Lotterer. The same car that had won the race in China, before Rome. Yes, just one of the new 2nd generation single-seater with engines powered to 200 kilowatts (270 horsepower), battery capacity greater than 54 kilowatt-hours that allow you to play the entire race of 45 minutes without charging or changing cars like last year. And so much of Halo over the F1-style cockpit. An exclusive and special test that left me with mixed feelings. I'll try to summarise them briefly, while a longer and more detailed article will be published next week on Autosprint. The thing that impressed me the most was not the acceleration, but the speed in absolute silence. Let me explain: the new Formula E reach a theoretical maximum speed of 280 km/h. Theoretical because in r