Hacking the frame header info not messing with verbose terminal display anymore, via a track freshness:  - ensures that the progress line is printed _after_ play_frame() got first real data  - ensures that play_frame() does not repeat the header info when the track is rewound
Hacking the frame header info not messing with verbose terminal display anymore, via a track freshness:
 - ensures that the progress line is printed _after_ play_frame() got first real data
 - ensures that play_frame() does not repeat the header info when the track is rewound

nadult/mpg123,nadult/mpg123,nadult/mpg123,nadult/mpg123,nadult/mpg123,nadult/mpg123,nadult/mpg123