======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '271'
                                          'artist'  'Martina Topley-Bird'
                                     'text_people'  ''
                                         'release'  'Quixotic'
                                           'title'  "Day's of a Gun"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'female vocalists', 'downtempo', 'trip hop', 'electronic']"
                                     'discogstags'  "['electronic', 'rock', 'trip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '13'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '87.445'
                                             'key'  '9B'
                                        'acoustid'  '8321a395-37e9-4e86-9995-25d0bae19a04'
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000807 00000832 00006C1B'
'COMM:iTunNORM:eng'                                 (' 00000807 00000832 00006C1B 00004A1B 00035B77 00035B77 00007D6B 00008000 '
 '00035B8E 000222F7')
'TALB' (Album/Movie/Show title)                     'Quixotic'
'TBPM' (BPM (beats per minute))                     '87.445'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         "Day's of a Gun"
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Martina Topley-Bird'
'TPE2' (Band/orchestra/accompaniment)               'Martina Topley-Bird'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Independiente'
'TRCK' (Track number/Position in set)               '13/13'
'TSO2'                                              'Topley-Bird, Martina'
'TSOP' (Performer sort order)                       'Topley-Bird, Martina'
'TXXX:Acoustid Id'                                  '8321a395-37e9-4e86-9995-25d0bae19a04'
'TXXX:CATALOGNUMBER'                                'MTB 005'
'TXXX:MusicBrainz Album Artist Id'                  'ed785ff1-8b1b-4bc0-8a24-dcc831013059'
'TXXX:MusicBrainz Album Id'                         'e9d43c1a-b57d-41f9-88c6-45438351ac85'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'promotion'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ed785ff1-8b1b-4bc0-8a24-dcc831013059'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock', 'trip hop']
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'downtempo', 'trip hop', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.62 dB'
'TXXX:replaygain_track_peak'                        '0.437358'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'275479e9-1db2-46cc-826c-3b7727216aec')

========================== row from database ==========================
                                              'id'  1326289
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/martina topley-bird - quixotic(03)/13 - martina topley bird - days of the gun.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  271
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  6529941
                                           'mtime'  1636911141
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip martina topley bird quixotic(03) 13 martina topley bird days the gun electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Martina Topley-Bird
                                     'tag_release'  Quixotic
                                       'tag_title'  Day's of a Gun
                                             'bpm'  87.445
                                    'search_title'  'a':5 'day':1 'days':3 'gun':6 'of':4 's':2
                                   'search_artist'  'bird':3 'martina':1 'topley':2 'topleybird':4
                                  'search_release'  'quixotic':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '03':7 'acid':17 'bird':5 'days':9 'downtempo':16 'electronic':12 'gun':11 'hop':14 'jazz':18 'martina':3 'or':15 'quixotic':6 'quixotic03':8 'the':10 'topley':4 'trip':13
                                    'search_combo'  '00poprockelectronic':12 '00trip':13 '03':18 'a':5A 'acid':28 'bird':9B,16 'day':1A 'days':3A,20 'downtempo':27 'electronic':23 'gun':6A,22 'hop':25 'jazz':29 'martina':7B,14 'of':4A 'or':26 'quixotic':11C,17 'quixotic03':19 's':2A 'the':21 'topley':8B,15 'topleybird':10B 'trip':24
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'downtempo', 'trip hop', 'electronic']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'rock', 'trip hop']

============================== file details ==============================
                                           'mtime'  1636911140.5378902  (2021-11-14 18:32:20)
                             'size'  6529941