I used to be a bartender at a concert venue. I worked countless shows of every genre. I could tell you what type of night we were going to have based on the type of music that would be playing. People’s personalities tend to be similar based on their taste in music
1/ Metal shows - 99% white, 90% male, mostly 21+, below average tips but not terrible, below average intelligence, fights likely, beer or Jack drinkers

2/