Smoking, is bidding for respectability again. As the traditional practice declines worldwide, a new version is booming: vaping. Using an e-cigarette or an alternative device, vapers get a hit of stimulating nicotine without resorting to a burning stick of tobacco. Bloomberg QuickTake looks at the rising trend and how it's shaping the tobacco business. (video by Dan Wallenstein, Chiachi Lee) (Source: Bloomberg)