======================== unified (from filesystem) ========================
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                                        'duration'  '155'
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                                           'title'  'Wild Dogs of Kentucky'
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
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                                     'tracknumber'  '4'
                                      'tracktotal'  '33'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly;set-pl-mor'
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                                             'key'  '12A'
                                        'acoustid'  'e2aa1b54-03e0-4fcb-afc8-1c21348ea196'
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======================== rawer (from filesystem) ========================

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'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Wild Dogs of Kentucky'
'TKEY' (Initial key)                                '12A'
'TLEN' (Length)                                     '154749'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nervous Norvus'
'TPE2' (Band/orchestra/accompaniment)               'Nervous Norvus'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Norton Records'
'TRCK' (Track number/Position in set)               '4/33'
'TSO2'                                              'Nervous Norvus'
'TSOP' (Performer sort order)                       'Nervous Norvus'
'TXXX:Acoustid Id'                                  'e2aa1b54-03e0-4fcb-afc8-1c21348ea196'
'TXXX:Artists'                                      'Nervous Norvus'
'TXXX:BARCODE'                                      '731253030321'
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'TXXX:MusicBrainz Album Id'                         'ee113c07-8e29-4d8c-adbe-4342735a4557'
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'TXXX:MusicBrainz Album Status'                     'official'
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'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['comedy', 'novelty', 'rockabilly', 'dr. demento']
'TXXX:originalyear'                                 '2004'
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'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
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'TXXX:replaygain_track_peak'                        '0.426247'
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========================== row from database ==========================
                                              'id'  1360290
                                            'path'  /data/Music/Bulk/00poprockelectronic/nervous norvus/04 Wild Dogs Of Kentucky.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  155
                                           'genre'  rock-rockabilly or psychobilly;set-pl-mor
                                        'filesize'  3187947
                                           'mtime'  1620526977
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic nervous norvus 04 Of rock rockabilly psychobilly;set pl mor
                                      'tag_artist'  Nervous Norvus
                                     'tag_release'  Stone Age Woo: The Zorch Sounds of Nervous Norvus
                                       'tag_title'  Wild Dogs of Kentucky
                                             'bpm'  121.0
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                                   'search_artist'  'nervous':1 'norvus':2
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                                     'search_rest'  '00poprockelectronic':1 'mor':12 'nervous':2 'norvus':3 'of':4 'pl':11 'psychobilly':7,9 'rock':5 'rockabilly':6 'set':8,10
                                    'search_combo'  '00poprockelectronic':17 'age':8C 'dogs':2A 'kentucky':4A 'mor':28 'nervous':5B,15C,18 'norvus':6B,16C,19 'of':3A,14C,20 'pl':27 'psychobilly':23,25 'rock':21 'rockabilly':22 'set':24,26 'sounds':13C 'stone':7C 'the':11C 'wild':1A 'woo':9C,10C 'zorch':12C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  12A
                                           '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-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['comedy', 'novelty', 'rockabilly', 'dr. demento']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526977.0319965  (2021-05-09 04:22:57)
                             'size'  3187947