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Poor or uneven quality can be fatal to a product line and inflict serious damage on a company

Yes, Black and Milds are more expensive than cigarettes

These products were often found to display inaccurate nicotine concentration levels, contain diacetyl (a chemical used to create a butter-like flavoring that is being investigated for links to lung disease) when labeled diacetyl-free, and have lithium batteries that can occasionally explode

A 2018 study funded by Cancer Research UK found, in the words of one of the researchers involved in it, that "E-cigarettes have the potential either to decrease or increase health inequalities depending on levels of smoking cessation." One of the most serious complaints about the vaping industry is that it is primarily targeting kids as customers, which, if it were entirely true, might be cause for concern