anchor.diff:  # ffmpeg installed as part of imagemagick or imagemagick.app (using chocolatey)
   # this version also supports better libvorbis, unlike binary from ffmpeg web
   #
  -# Usage with find: find . -name \*.flac -exec ./anything-to-ogg-44k1-q7.sh {} \;
  +# Usage with find: find . -name \*.flac -exec ./anything-to-mp3.sh {} \;
   # filename must by in additional {} for protection of spaces
   # -vn is no video (just in case of some cover image in flac file)
   # -y to overwrite the output file (input file is not changed of course)
  
positive.code:   # quality 4~165kbps, 5~130 (lower is better): https://trac.ffmpeg.org/wiki/Encode/MP3
    # ffmpeg has its own quoting system, doesn't work well with single-quotes, so we redirect
    ffmpeg.exe -i pipe: -ar 44100 -vn -codec:a libmp3lame -qscale:a 4 -y "${OUT}" < "$1"
    
    shift
  done
  ----
  
negative.code:   OUTDIR="$last"
    mkdir -p "$OUTDIR"
    echo "Output to: $OUTDIR"
  
    # Setting new arg list without the last arg (only files to convert are there now)
    set -- "${@:1:$(($#-1))}"
  fi
  