======================== unified (from filesystem) ========================
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                                      'lastfmtags'  "['indie', 'acoustic', 'mellow', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
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                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
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                                             'bpm'  '103.642'
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rest: ''

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'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie'
'TDRC' (Recording time)                             '2009'
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'TIT2' (Title/songname/content description)         'Further From You'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'William Fitzsimmons'
'TRCK' (Track number/Position in set)               '6'
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/William Fitzsimmons/The Sparrow And The Crow/06 further from you.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  232
                                           'genre'  ifs-songwriter-indie
                                        'filesize'  9295754
                                           'mtime'  1637330524
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                                     'tag_release'  The Sparrow and The Crow
                                       'tag_title'  Further From You
                                             'bpm'  103.642
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                                      'num_images'  0
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                                      'lastfmtags'  ['indie', 'acoustic', 'mellow', 'folk', 'singer songwriter']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330524.0315893  (2021-11-19 15:02:04)
                             'size'  9295754