What's the musical equivalent of not tipping at a restaurant?

What's the musical equivalent of not tipping at a restaurant?

Downloading. And tips should be earned yankee.

Not speaking to the crowd.

not tipping at a concert

Complimenting a musician at a show but not buying a CD/Shirt

anything by a black musician

all tips are earned unless you feel like carrying your food out of the kitchen

You're saying you deserve extra money but also saying any idiot customer could do your job for themselves

i'm saying you don't understand how a server makes money

Music that's not from the US.