So, for a new contender like Jolla to emerge from the ashes of Nokia's "burning platform," dust off a discarded gem like MeeGo, and say, "we're gonna make a go of it" is the stuff of high drama in the mobile world. That's probably as exciting as it gets for we followers of the underdogs. But it's important to overcome the initial, instinctive surge of hopeful adrenaline so we can ask a crucial, if sobering, question: in this climate, can any new smartphone OS hope to survive?