Audio and Video

Doppler Gesture Sensing in JavaScript

Doppler Gesture Sensing in JavaScript mentions an interesting paper on Doppler gesture sensing and  implementation of Doppler gesture sensing in JavaScript that works right in the browser (runs on Chrome). This JavaScript library generates a sine wave at 20 kHz that’s played through the computer’s speakers. The frequency is high enough that it’s pretty much inaudible. While the

Audiophile Ethernet Cable Tested

http://m.slashdot.org/story/297509 Ars Technica has posted a series of articles attempting to verify whether there’s any difference between a $340 “audiophile” Ethernet cable and a $2.50 generic one. In addition to doing a quick teardown, they took the cables to Las Vegas and asked a bunch of test subjects to evaluate the cables in a blind