The Purpose of E Cigarettes?- Harm Reduction or Quite Aid – You Decide. Over the last few years e cigarettes have grown exponentially. Today there are hundreds of different devices, an uncountable number of retailers/shops and even a print magazine dedicated to exploring vaping culture. But what is the future for this technology? The industry is in agreement. The upcoming EU TPD (tobacco products directive) and article 16 within in, will destroy e cigarettes as we know them. You can ….