======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '274'
                                          'artist'  'DEAD END'
                                     'text_people'  ''
                                         'release'  'GHOST OF ROMANCE(+1)'
                                           'title'  "DEAD MAN'S ROCK"
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['hard rock', 'metal', 'japanese', 'j rock', 'heavy metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '10'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'eid-metal;loc-asia-japan'
                                             'bpm'  '103.5'
                                             'key'  '10A'
                                        'acoustid'  'd004efaf-749c-47ff-a7e0-45525116ecaf'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'GHOST OF ROMANCE(+1)'
'TBPM' (BPM (beats per minute))                     '103.5'
'TCON' (Content type, a.k.a. Genre)                 ['eid-metal', 'loc-asia-japan']
'TDOR' (Original release time)                      '1987'
'TDRC' (Recording time)                             '2009-11-11'
'TIT2' (Title/songname/content description)         "DEAD MAN'S ROCK"
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'DEAD END'
'TPE2' (Band/orchestra/accompaniment)               'DEAD END'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/10'
'TSO2'                                              'DEAD END'
'TSOP' (Performer sort order)                       'DEAD END'
'TXXX:Acoustid Id'                                  'd004efaf-749c-47ff-a7e0-45525116ecaf'
'TXXX:Artists'                                      'DEAD END'
'TXXX:BARCODE'                                      '4988002586035'
'TXXX:CATALOGNUMBER'                                'VICL-70022'
'TXXX:FIRST_PLAYED'                                 '2016-12-15 16:07:15 '
'TXXX:MusicBrainz Album Artist Id'                  '38468237-8dc0-4838-9b92-32f0fff26fb9'
'TXXX:MusicBrainz Album Id'                         'd761aebf-516e-4927-b27d-af14305ae831'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '38468237-8dc0-4838-9b92-32f0fff26fb9'
'TXXX:MusicBrainz Release Group Id'                 '2e422a09-7d8e-4ebf-931d-406d5d194baf'
'TXXX:MusicBrainz Release Track Id'                 'b4253c90-fd85-4f2c-b6dd-8ef720cbbf12'
'TXXX:NOTES'                                        'Medieval CUE Splitter (www.medieval.it)'
'TXXX:PLAY_COUNTER'                                 '1'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['hard rock', 'metal', 'japanese', 'j rock', 'heavy metal']
'TXXX:originalyear'                                 '1987'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.20 dB'
'TXXX:replaygain_track_peak'                        '0.316214'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6337b620-24b9-4f6d-8581-96559cf034c5')

========================== row from database ==========================
                                              'id'  1521726
                                            'path'  /data/Music/Bulk/00dwimp/00metal/DEAD END - [1987.09.08] GHOST OF ROMANCE/(07) [DEAD END] DEAD MAN_S ROCK.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  274
                                           'genre'  eid-metal;loc-asia-japan
                                        'filesize'  11477629
                                           'mtime'  1636300946
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal [1987.09.08] (07) [DEAD END] MAN_S eid metal;loc asia japan
                                      'tag_artist'  DEAD END
                                     'tag_release'  GHOST OF ROMANCE(+1)
                                       'tag_title'  DEAD MAN'S ROCK
                                             'bpm'  103.5
                                    'search_title'  'dead':1 'man':2 'mans':4 'rock':5 's':3
                                   'search_artist'  'dead':1 'end':2
                                  'search_release'  '+1':4,6 'ghost':1 'of':2 'romance':3,5
                                     'search_rest'  '00dwimp':1 '00metal':2 '07':7,8 '08':5 '09':4 '1987':3 '19870908':6 'asia':20 'dead':9,10 'eid':15 'end':11,12 'japan':21 'loc':17,19 'man':13 'metal':16,18 's':14
                                    'search_combo'  '+1':11C,13C '00dwimp':14 '00metal':15 '07':20,21 '08':18 '09':17 '1987':16 '19870908':19 'asia':33 'dead':1A,6B,22,23 'eid':28 'end':7B,24,25 'ghost':8C 'japan':34 'loc':30,32 'man':2A,26 'mans':4A 'metal':29,31 'of':9C 'rock':5A 'romance':10C,12C 's':3A,27
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['hard rock', 'metal', 'japanese', 'j rock', 'heavy metal']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636300946.2142198  (2021-11-07 17:02:26)
                             'size'  11477629