mask to avoid cigarette smoke Avoiding Secondhand When Traveling If You Must Smoke While
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That was basically the whole point of said article

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Secondary analysis With adjustment for participants usual pack size reported at baseline, the estimated means for the number of cigarettes smoked per day for participants in the intervention group and the control group were 15.9 (SD = 7.7) and 16.7 (SD = 7.7) respectively with a mean difference of 0.8 cigarettes per day (95%CI = 4.3, 2.6, SE = 1.7)
As COVID-19 has taken its toll, levels of mental wellbeing have worsened and smokers have been particularly hard hit

Zatoski M, Silver K, Plummer S, Hiscock R

By the time hes finally executed at the end of Season 8 his death has no dramatic power because the show ran out of ideas what to do with him years ago