Log Message:
Update to 1.4.6. From the changelog:

Jan  20 2004:
        - Added create_playlist_rio for newer Rio players in librioutil.
        - Added -j option to rioutil.
Jan  13 2004:
        - Added support for downloading from S-Series Rios with firmware
	    version 2.0 or higher.
        - Fixed a bug in mp3.c which cause songs to upload short.
Jan  10 2004:
        - Fixed bugs in mp3.c and id3.c.
        - Added bitrate to -l option