I still think the next evolution of these vapes is for a Tamagotchi-esque device to get built into them and to have the pet grow when you inhale through it. You're already walking around with enough tech - why not gamify it more?
I think you might be joking but OK, I'll respond like you're serious as this is HN.
You want to make vaping even more addictive than it already is?
Indeed: https://futurism.com/neoscope/vape-tamagotchi-interview