Kurtz, the Web cartoonist, uses a free software program
called CamTwist to stream what
appears on his Mac's monitor to Ustream, and
Audio Hijack Pro, another free program that lets him stream
audio from his video camera, Skype, iTunes, or another
audio source.
Facebook is testing a new feature
called «Add Voice Clip» that
appears in its status update composer menu that allows users to record a short
audio snippet to use as a status update.