======================== unified (from filesystem) ========================
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                                        'duration'  '544'
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '12'
                                            'date'  '2000'
                                        'comments'  ''
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======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'The Fall, Hurricanes, and Weathermen'
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lewis Black'
'TPE2' (Band/orchestra/accompaniment)               'Lewis Black'
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'TPUB' (Publisher)                                  'Stand Up! Records'
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'TSO2'                                              'Black, Lewis'
'TSOP' (Performer sort order)                       'Black, Lewis'
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'TXXX:Artists'                                      'Lewis Black'
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'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'non-music'
'TXXX:lastfmtags'                                   ['stand up comedy', 'comedy', 'political', 'spoken word', 'stand up']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
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'TXXX:replaygain_track_gain'                        '+3.54 dB'
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========================== row from database ==========================
                                              'id'  424252
                                            'path'  /data/Music/Bulk/0nonmusic/Lewis Black/Lewis Black - The White Album/Lewis_Black_The_White_Album_2_The_Fall_Hurricanes_and_Weathermen.mp3
                                         'working'  None
                                         'bitrate'  173
                                    'duration_sec'  544
                                           'genre'  nonmusic-speech-comedy or drama
                                        'filesize'  11795460
                                           'mtime'  1621853453
                                   'redo_metaread'  0
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                                      'tag_artist'  Lewis Black
                                     'tag_release'  The White Album
                                       'tag_title'  The Fall, Hurricanes, and Weathermen
                                             'bpm'  152.0
                                    'search_title'  'and':6 'fall':2,3 'hurricanes':4,5 'the':1 'weathermen':7
                                   'search_artist'  'black':2 'lewis':1
                                  'search_release'  'album':3 'the':1 'white':2
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                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['stand up comedy', 'comedy', 'political', 'spoken word', 'stand up']
                                        'tag_date'  2000
                                     'discogstags'  ['non-music']

============================== file details ==============================
                                           'mtime'  1621853453.3840423  (2021-05-24 12:50:53)
                             'size'  11795460