"There is power to doing this
When a person sings an ikaro that has been learnt by ear, without having received it in his body from a master and without having dieted the plants invoked in the chant, its effect is very much reduced or even null
And in the film noir era beginning in the mid-1940s, every petty criminal, gangster, gun moll, and mob boss lit up in scene after scene, as did every street cop, detective, private eye, and chief of police
Emotions are big smoking triggers
Sometimes if you can just protect them and make them feel a little safer Its definitely trickier as an actor to do it, but looking at the film, I think it was the perfect choice