Downloading a youtube video and extracting only the audio

[Rashkae]

Chris Lemire wrote:
> I succesfully downloaded a youtube video in .flv
>  format after lots of googling. However following
>  directions to extract the audio has not worked
>  for me with no obvious reasons to me why. I checked
>  the video I download with VLC. It does have
>  audio.
> 

 mplayer file.flv -ao pcm:file=audio.wav

And for future reference, try installing the downloadhelper extension to
Firefox, www.downloadhelper.net.