The thing I prefer about vapes is that there is no p[articulate matter which enters your lungs. Using the SSV I noticed a drastic change, like when I quit smoking cigarrettes.
http://a248.e.akamai.net/origin-cdn....jpg?1324577694
No coughing, no foul smell. portable as fuck. my wife and I take it to the nicest hotels on vacation and enjoy and there is no need to hide in the bathroom with a towel shoved under the door. Plus, a little goes a LONG way.