Australia has a vaping problem, but no easy health or political solution

What to do about an increase in vaping is on many health policymakers' minds. (AP: Craig Mitchelldyer)

Depending on who you listen to, it's either a public health solution, or a public health crisis.

And regardless of the answer, vaping is quietly booming in popularity — particularly among young people, who may never have touched a cigarette in their lives.