The current consensus? If you do not smoke, there is no reason to vape. If you are a smoker, using e-cigarettes can be a transitional tool to phase out nicotine. But be careful not to replace one dependency with another.
The ideal is still a complete weaning, without tobacco or vape. For even today, the question remains open: what will happen in twenty or thirty years for those who have traded cigarettes for the vaporist? Case to be followed.