[Ray76]

It’s interesting that this story turns up now. Earlier this week was a story about a computer virus that may be spread via speakers and microphone using ultrasonic sound.

http://arstechnica.com/security/2013/10/meet-badbios-the-mysterious-mac-and-pc-malware-that-jumps-airgaps/

[Dr. Sivana]

Great story you linked to. My last response was meant for you.

[omega4412]

Interesting article. Somebody ought to try a bat detector (ultrasonic to audible converter) on an infected computer