So much of the research and the general understanding is just conflated with cigarettes as the delivery type. They present a bunch of problems: the smoke and other chemicals makes it damaging in a lot of ways. People sometimes swap the terms “nicotine” and “cigarettes”. Cigarettes (and presumably vaping) have one of the highest and fastest nicotine deliveries — this is critical in creating the physical/chemical (dopamine) response that your brain and body use in addiction formation.

We can have two companies release the same code, but the ui/UX of the users interaction with it can make all the difference.