A Common Culprit for Communicator Background Noise

A frequent nuisance on Communicator Conference and VoIP calls, is significant background noise from one or more participants.
Forget all the great technology around Acoustic Echo Cancellation, Automatic Gain Control, Noise Suppression, Forward Error Connection, RTPC metrics, and Mean Opinion Scores – many times Communicator just does not make a good default choice for which device [...]