[pacerwpg]

I always look at it as a kind of performance art, for people who would never admit that they like performance art. It's absurd, and it's ridiculous and it's a really fun live experience.

[1000units]

Some artists address this phenomenon directly:

Wimps and posers, leave the hall. --- Manowar, Metal Warriors

https://www.youtube.com/watch?v=Wxwcr72VcKg