You wouldn't care, but your beneficiaries would. I don't know how they would be able to find out, but I'm sure there's a way. Hearsay wouldn't be enough (asking your friends and neighbors). I've never heard of a nicotine sample being tested for cotinine on a corpse, but there's always a first time.
It's ridiculous how stringent our regulations are getting. Companies are not hiring smokers these days and vaping, although it's accepted by most doctors as a good alternative to cigarettes. We are soon to be outcasts.
Wait until they decide not to hire anyone who weighs more than the actuarial tables say. Wait! Fat people are a protected group! They'll get theirs with the Fat Tax on fast food. Wait for it ... it's coming.