castleofargh
Sound Science Forum Moderator
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Picture a person napping with the TV on, with ambient background noise,
Yet they would wake up when their name being called..
Gee, you'd never wake me in that environment by calling out my name. Just ask my wife
it's a "survival" skill that let us disregard some sounds we identify as not dangerous, and not others that we identify as important. if your wife had thrown objects at you each time you didn't respond, soon enough I bet you'd become very reactive to her voice.