Alternatives for converting MP4 to MP3 and editing? -- Thanks!

[joe at actionline.com]

Thanks a lot for this very helpful response, Brian!

>> Alternatives for converting MP4 to MP3 and editing?

[snipped]
> avconv -i your_video.mp4 output_audio.mp3
> avprobe your_video.mp4
[snipped]
> avconv -i your_video.mp4 -codec copy output_audio.aac
> Not only will this give you an exact copy, but since it
> doesn't have to re-encode, it will finish, much much faster.