It's worth noting that Diactyl is seen in the e-cig community as bad for glass atomizers and so there is significant market pressure not to use flavorings that

It's worth noting that Diactyl is seen in the e-cig community as bad for glass atomizers and so there is significant market pressure not to use flavorings that use it. (And warnings about flavorings that do.) I've already seen several flavorings be introduced in Diactyl free versions from The Flavor Apprentice, for instance. The industry is clearly concerned about these materials and working on replacements: http://shop.perfumersapprentice.com/flavorsworkshop/custard.html http://shop.perfumersapprentice.com/flavorsworkshop/custard....