By Tobias Carroll What’s more impeccably designed than a Maserati GranTurismo? The answer to that may well be “the electric version of a Maserati GranTurismo.” The storied automaker has been parceling out details about the Maserati GranTurismo Folgore bit by tantalizing bit. Last year, images of a prototype going through the paces on a track reached the wider world. And now, we’ve seen one out in the world. As Autoblog notes, the electric GranTurismo stepped out for a drive through Rome in conjunction with the Rome e-Prix, a Formula E race that took place this weekend. The prototype conveyed S…