Here is a writting from David T. Sweanor, a very respected figure, touching on the subject of alternative nicotine delivery devices. This has alot of bearing for the arguments of e-cig smokers, and is coming from the perspective of a non-smoker. Have a read, pass it on, get the word out.
Alternative Nicotine Delivery as a Harm-Reduction Strategy - Non-Smokers' Rights Association
Alternative Nicotine Delivery as a Harm-Reduction Strategy - Non-Smokers' Rights Association