Re. the cigarette story, I'm inclined to trust Simon@AVHerald a bit more than the Italian newspaper:
@ antonio bordoni on Saturday, Apr 30th 2022 14:07Z
By Simon Hradecky on Saturday, Apr 30th 2022 18:05Z
Without being able to reveal the sources: the information is contained in the official investigation files and is corroborated by testimonies of close friends and colleagues of the pilots involved.
Pilots non-smokers
By antonio bordoni on Saturday, Apr 30th 2022 14:07Z
if someone can actually confirm that both pilots were non-smokers, I can contact the newspaper in question and highlight the fake news they published