Ask a reluctant smoker why they won't quit, beyond the addiction it's
1. Social. People talk during smoke breaks. They form bonds over smoke breaks. A 5 minute smoke break per hour means you spend 40 minutes around a friend, co worker, in relative private.
It's even a top way strangers meet each other, bumming a cigarette or smoking together.
I worked with a smoker, the best way for me to get his time so that I could get my questions answered was on his smoke break.