Extinction isn’t exclusively a biological function; here’s a roundup of 11 sounds that have gone the way of the Dodo.

Mental_Floss shares a roundup of 11 technological sounds lost to the ages, including rotary telephones–see above–flash cube snaps, television warmups, TV station sign offs, and more. One thing we’re shocked they didn’t include is the sound of an acoustic modem connection–but in fairness quite a few people are still using dial-up to connect to the Internet.

11 Sounds Your Kids Have Probably Never Heard [Mental_Floss via BoingBoing]

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