It was my third-ever track day event, and I was looking to get my petrol head fix: fast cars zooming past me and the scent of racing fuel in the air. Only this time I realized that while the cars were fast, the loud sounds and petrol were absent.  And that was because it was a track day for electric cars. Among the super-electric-vehicles lined up: Teslas, Audi E-trons, Porsche Taycans and the most subtle