I've seen a few posts around saying vapes are about to be banned here in Australia. Have no idea if its true or not.
You also inhale less matter than with an ecig, so I think it may end up being healthier... but I'm like, the only person I know that does this daily so science may never know.
Nicotine is as harmful as caffeine, no more, no less. Nobody's going around campaigning against Big Espresso.