======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '309'
                                          'artist'  'Syzygys'
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                                         'release'  'Complete Studio Recordings'
                                           'title'  'Suicide on a Fine Day'
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '19'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;electronic-experimental'
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                                             'key'  '5A'
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rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-01-21'
'TIT2' (Title/songname/content description)         'Suicide on a Fine Day'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Syzygys'
'TPE2' (Band/orchestra/accompaniment)               'Syzygys'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Tzadik'
'TRCK' (Track number/Position in set)               '10/19'
'TSO2'                                              'Syzygys'
'TSOP' (Performer sort order)                       'Syzygys'
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'TXXX:Acoustid Id'                                  'fd709e47-5378-49a4-964e-0dd667f4d96a'
'TXXX:Artists'                                      'Syzygys'
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'TXXX:MusicBrainz Album Id'                         '8081078a-b633-4235-a453-561b8b469afa'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1e8b1c8f-79b0-4dd2-ab31-0d943edaea98'
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'TXXX:MusicBrainz Release Track Id'                 'ac629512-d0d7-3423-b9ee-3d113710dffe'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['tzadik', 'avant garde', 'japanese', 'experimental', 'microtonal']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.33 dB'
'TXXX:replaygain_track_peak'                        '0.551579'
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========================== row from database ==========================
                                              'id'  1387487
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Syzygys - Complete Studio Recordings/10 Suicide on a Fine Day.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  309
                                           'genre'  loc-asia-japan;electronic-experimental
                                        'filesize'  8717805
                                           'mtime'  1622802143
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 10 loc asia japan;electronic experimental
                                      'tag_artist'  Syzygys
                                     'tag_release'  Complete Studio Recordings
                                       'tag_title'  Suicide on a Fine Day
                                             'bpm'  118.152
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                                   'search_artist'  'syzygys':1
                                  'search_release'  'complete':1 'recordings':3 'studio':2
                                     'search_rest'  'asia':2 'electronic':4,6 'experimental':7 'japan':3,5 'loc':1
                                    'search_combo'  'a':3A 'asia':11 'complete':7C 'day':5A 'electronic':13,15 'experimental':16 'fine':4A 'japan':12,14 'loc':10 'on':2A 'recordings':9C 'studio':8C 'suicide':1A 'syzygys':6B
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['tzadik', 'avant garde', 'japanese', 'experimental', 'microtonal']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622802142.7376473  (2021-06-04 12:22:22)
                             'size'  8717805