Gave up booze (almost entirely) nearly 20 years ago. Best thing I ever did. To reframe the question, probably less than 10 units a year.
I know plenty of people who flirt with problem drinking. 10+ units a night standard, more during lockdown. Team meetings on Monday mornings nearly always start with one or two booze anecdotes and these are addiction specialists - the irony. Not judging. Everyone needs a pressure release valve and these islands have a time honoured tradition with alcohol.
John Keane has a famous drinking compatriot who is a leetle more colourful when describing going at it awful hard
Boredom of actually being drunk, the excuses littered around melting hangovers and going awol, health mostly. Couldn’t keep drawing from the well without falling in and drowning cliche. Who needs that. Same with heroin, detox et al
Use ethanol for tinctures but 99% of the alcohol evaporates in boiling water