Avoid live concerts (the volume is always way too loud), wear appropriate hearing protection when working in a loud environment, listen to music at a reasonable

Avoid live concerts (the volume is always way too loud), wear appropriate hearing protection when working in a loud environment, listen to music at a reasonable level. Every so often I'll be sitting on a bus or plane and be able to clearly hear the music of someone 2-3 rows away through their earbuds or headphones that they are wearing (i.e. not just around their neck, but actually on / in their ears)