The all-electric Mazda6e has been teased for quite some time here, starting with its first appearance at the 2026 Singapore Motor Show at the start of the year. It was then showcased at roadshows, albeit in a left-hand drive guise. But just a couple of weeks ago, we got the news that the Mazda6e is now ready for customer test drives. And now, Mazda Singapore has just launched the Mazda6e at its roadshow at the Suntec Convention & Exhibition Centre atrium. Mazda's first electric fastback sedan is officially here! The Mazda6e builds upon the iconic heritage of the popular Mazda6 sedan, bringing electrification and sleek styling to the…