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A comment on How the design of a WWII plane led to the concept of user friendliness (2019). Parent comment

Re:How the design of a WWII plane led to the concept of user... by dmckeon on Monday July 13, 2020 @12:48AM (#23817279)
A similar confusion may be audible in any McDonalds. Their kitchens have many alerts and alarms, and many of them use the same tone. Get a beverage, stand with a view behind the counter toward the kitchen, wait, and listen.
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Re:How the design of a WWII plane led to the concept of user... by WalterBright on Monday July 13, 2020 @02:53AM (#23817775)
Back in the 80's people would make intelligible speech simply by connecting a speaker to a 5V 1-bit I/O port. So there's no excuse from a cost standpoint.
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