I gather from your posts that you don't smoke pot. That's ok, it's your choice but are you really gonna deny the facts that it is in fact less harmful than cigarettes?
"Studies even show that due to marijuana's ability to clear the lungs of smog, pollutants, and cigarette smoke, it may actually reduce your risk of emphysema, bronchitis, and lung cancer. Smokers of cannabis have been shown to outlive non-smokers in some areas by up to two years. Medium to heavy tobacco smokers will live seven to ten years longer if they also
smoke marijuana."