Convenience is a big part of it. Do Swanson's frozen dinners sell because they are "good" or because they are easy?

I understand your point; and I agree that there will probably be some adjustment. But... have you ever priced out what the ingredients in a box of Betty Crocker cake mix costs if you were to make your own vs. what the local supermarket sells it for? Then look at how many variations they are offering? As a retailer; you know they are not giving up that much shelf space for something that doesn't sell. People will always pay for convenience.When it's mainstream, that basic knowledge (pg/vg is pennies per ounce and commonly available) will become common knowledge (because collectively, people are smart enough to figure these things out). At that point, the pricing model that vape shops use is going to stop working because very few people will be willing to pay 20 times the price for their nic fix