>Most hackers don't smoke tobacco, and use alcohol in moderation if at
>all. However, there has been something of a trend towards exotic
>beers since about 1995, especially among younger Linux hackers
>apparently influenced by Linus Torvalds's fondness for Guinness.

>Limited use of non-addictive psychedelic drugs, such as cannabis,
>LSD, psilocybin, nitrous oxide, etc., used to be relatively common
>and is still regarded with more tolerance than in the mainstream
>culture. Use of ‘downers’ and opiates, on the other hand, appears to
>be particularly rare; hackers seem in general to dislike drugs that
>make them stupid. But on the gripping hand, many hackers regularly
>wire up on caffeine and/or sugar for all-night hacking runs.


--- Jargon File