[audio:http://www.beautifulwork.org/trueangle/last.rmus.mp3] Audio Recorder : gnome-sound-recorder 2.30.0 Details : recorded as a wav file. MP3 Conversion : ffmpeg Details : ffmpeg -i last.rmus.wav -ab 320k last.rmus.mp3 $file last.rmus.wav last.rmus.wav: RIFF (little-endian) data, WAVE audio, Microsoft PCM, 32 bit, mono 22050 Hz $file last.rmus.mp3 last.rmus.mp3: Audio file with ID3 version 2.4.0, contains: MPEG ADTS, layer III, v2, …