Smoking is a bad habit of mine I don't encourage, but all a tax really does is just change options.
Some people I know don't smoke because of the cost, they just go for cheaper means of getting a buzz, usually Snuff/Snus, which is worse for you considering what the fiberglas does to your mouth.
Proud Member of the Gangster BB Bratpack - Fighting Elitism and Ignorance Since 2006