There is little question that electronic cigarettes are much safer than tobacco cigarettes (even Glantz himself admits that). And further, there is little question that the most important piece of information consumers need in deciding whether to continue to smoke real cigarettes or switch to the fake ones is that the fake ones don't contain or burn tobacco and are therefore much safer than the real tobacco cigarettes.

Contrary to the assertion of the authors of this paper, simply being aware that the information one provides to Facebook may be used for research purposes does not constitute informed consent. The fact that users agreed to a Data Use Policy which notes that information may be used for research purposes does not, as the authors state, "[constitute] informed consent for this research."

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