Panic has released Audion 3, a major upgrade to its MP3 software. Audion 3 features support for the mp3PRO format, iPod support, a LAME encoder, broadcasting features, and much more. Panic has put together a note explaining the mp3PRO format, which allows audio to be encoded at half the bit rate of MP3 while retaining full quality. Audion 3 sells for US$29.95; users of version 1 or 2 can upgrade for $17.95.