======================== unified (from filesystem) ========================
                                         'bitrate'  '223.012'
                                        'duration'  '226'
                                          'artist'  'Bauhaus'
                                     'text_people'  ''
                                         'release'  'In the Flat Field'
                                           'title'  'Stigmata Martyr'
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                                      'lastfmtags'  "['new wave', 'gothic rock', 'post punk', 'gothic', 'goth']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '17'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '142.608'
                                             'key'  '1B'
                                        'acoustid'  '6f27e666-c025-4936-a755-654be437f7da'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '142.608'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '1980'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Stigmata Martyr'
'TKEY' (Initial key)                                '1B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Bauhaus'
'TPE2' (Band/orchestra/accompaniment)               'Bauhaus'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Jade Music'
'TRCK' (Track number/Position in set)               '9/17'
'TSO2'                                              'Bauhaus'
'TSOP' (Performer sort order)                       'Bauhaus'
'TXXX:Acoustid Id'                                  '6f27e666-c025-4936-a755-654be437f7da'
'TXXX:CATALOGNUMBER'                                '18B2-116'
'TXXX:MusicBrainz Album Artist Id'                  '0688add2-c282-4ee2-ba61-223ffdb3c201'
'TXXX:MusicBrainz Album Id'                         'c97b47e3-7fef-3d1e-a368-9abacfe5abee'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0688add2-c282-4ee2-ba61-223ffdb3c201'
'TXXX:MusicBrainz Release Group Id'                 '0fc9f4c7-ee00-39ec-a767-4574823c2064'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['new wave', 'gothic rock', 'post punk', 'gothic', 'goth']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.27 dB'
'TXXX:replaygain_track_peak'                        '0.549956'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'fc32564d-355f-45be-842a-90a7ca5fd5dd')

========================== row from database ==========================
                                              'id'  160822
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Bauhaus/09 Stigmata Martyr.mp3
                                         'working'  None
                                         'bitrate'  223
                                    'duration_sec'  226
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  6317493
                                           'mtime'  1620516814
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 09 electronic we new wave or post punk
                                      'tag_artist'  Bauhaus
                                     'tag_release'  In the Flat Field
                                       'tag_title'  Stigmata Martyr
                                             'bpm'  142.608
                                    'search_title'  'martyr':2 'stigmata':1
                                   'search_artist'  'bauhaus':1
                                  'search_release'  'field':4 'flat':3 'in':1 'the':2
                                     'search_rest'  'electronic':1 'new':3 'or':5 'post':6 'punk':7 'wave':4 'we':2
                                    'search_combo'  'bauhaus':3B 'electronic':8 'field':7C 'flat':6C 'in':4C 'martyr':2A 'new':10 'or':12 'post':13 'punk':14 'stigmata':1A 'the':5C 'wave':11 'we':9
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['new wave', 'gothic rock', 'post punk', 'gothic', 'goth']
                                        'tag_date'  1989
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620516813.6894164  (2021-05-09 01:33:33)
                             'size'  6317493