bamdet, he came for answers and made his decision. He didn't ask for a second guess. Inhaling the substances in e-liquid could easily compared to drinking coffee, or soda. Why do you drink caffeine? Are you really addicted, or need it, or do you do it sometimes just because you like it?
If he wants to do something every once and a while because he likes it then I say right on.
If he wants to do something every once and a while because he likes it then I say right on.