======================== unified (from filesystem) ========================
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                                        'duration'  '288'
                                          'artist'  'The Mountain Goats'
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                                           'title'  'Ezekiel 7 and the Permanent Efficacy Of Grace'
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                                     'discogstags'  ("['rock', 'folk, world, & country', 'folk rock', 'acoustic', 'lo-fi', 'indie "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '12'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '145.8'
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                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

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'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2009'
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'TIT2' (Title/songname/content description)         'Ezekiel 7 and the Permanent Efficacy Of Grace'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Mountain Goats'
'TPE2' (Band/orchestra/accompaniment)               'The Mountain Goats'
'TRCK' (Track number/Position in set)               '12/12'
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'TXXX:Q-JZFKS'                                      '1'
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'TXXX:Q-PIANO'                                      '4'
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'TXXX:lastfmtags'                                   ['indie', 'acoustic', 'lo fi', 'folk', 'pxs: loved']
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'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.03 dB'
'TXXX:replaygain_track_peak'                        '0.851192'

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00poprockelectronic/The Mountain Goats/The Life Of The World To Come/12 - The Mountain Goats- Ezekiel 7 and the Permanent Efficacy Of Grace.mp3
                                         'working'  None
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                                    'duration_sec'  288
                                           'genre'  ifs-songwriter
                                        'filesize'  4612773
                                           'mtime'  1628357240
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                                     'tag_release'  The Life Of The World To Come
                                       'tag_title'  Ezekiel 7 and the Permanent Efficacy Of Grace
                                             'bpm'  145.8
                                    'search_title'  '7':2 'and':3 'efficacy':6 'ezekiel':1 'grace':8 'of':7 'permanent':5 'the':4
                                   'search_artist'  'goats':3 'mountain':2 'the':1
                                  'search_release'  'come':6 'life':2 'of':3 'the':1 'to':5 'world':4
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                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  9A
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                                      'lastfmtags'  ['indie', 'acoustic', 'lo fi', 'folk', 'pxs: loved']
                                        'tag_date'  2009
                                     'discogstags'  ['rock', 'folk, world, & country', 'folk rock', 'acoustic', 'lo-fi', 'indie rock']

============================== file details ==============================
                                           'mtime'  1628357240.2058654  (2021-08-07 19:27:20)
                             'size'  4612773