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Eagerly awaiting audio firewalls for our phones. https://en.wikipedia.org/wiki/Acoustic_coupler#/media/File:Acoustic_coupler_20041015_175456_1.jpg https://en.w

by _jal 9y ago

Eagerly awaiting audio firewalls for our phones. https://en.wikipedia.org/wiki/Acoustic_coupler#/media/File:Acoustic_coupler_20041015_175456_1.jpg https://en.wikipedia.org/wiki/Acoustic_coupler#/media/File:A...