Drunks affect the safety and comfort of those around them as a result of their dependance on alcohol.
I "enjoy fine wines" too, but there's a time and a place for it, and inside a metal tube at 35,000ft and 500mph isn't one of them in my opinion.
Cant think of a better time and place to relax than 35000ft and a glass of fine wine. Well remember several glasses or more of fizzy at around 58,000ft on a certain pointy nose aircraft
You will find the problem person well lubed before they ever get on the plane
But in the period of my life where I flew over 100 times a year for around 5 years only once did I see someones behaviour should we say be somewhat worse for wear due to being under the influence - and a very well known person too.