======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '281'
                                          'artist'  'Dave Matthews'
                                     'text_people'  ''
                                         'release'  'Some Devil (limited edition)'
                                           'title'  'Cigarette Lit'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jam', 'rock', 'acoustic', 'alternative', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '98'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000226 00000226 000009A7 000009A7 00024A35 00024A35 00004723 00004723 '
 '0002E647 0002E647')
'TALB' (Album/Movie/Show title)                     'Some Devil (limited edition)'
'TBPM' (BPM (beats per minute))                     '98'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Cigarette Lit'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Dave Matthews'
'TPOS' (Part of a set)                              '1/2'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Dynamic Range (DR)'                           '9'
'TXXX:Dynamic Range (R128)'                         '11.3706798553466797'
'TXXX:Peak Level (R128)'                            '-4.2 dBTP; -4.2 Left; -4.2 Right'
'TXXX:Peak Level (Sample)'                          '-4.2 dB; -4.2 Left; -4.2 Right'
'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:Tool Name'                                    'Media Center'
'TXXX:Tool Version'                                 '21.0.76'
'TXXX:Volume Level (R128)'                          '-6.765009880065918'
'TXXX:Volume Level (ReplayGain)'                    '-1.7650099992752075'
'TXXX:lastfmtags'                                   ['jam', 'rock', 'acoustic', 'alternative', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.26 dB'
'TXXX:replaygain_track_peak'                        '0.521320'

========================== row from database ==========================
                                              'id'  1368417
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Dave Matthews - (2003) Some Devil (limited edition)/1-15 Cigarette Lit.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  281
                                           'genre'  ifs-songwriter
                                        'filesize'  4852003
                                           'mtime'  1636401755
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos (2003) 1 15 ifs songwriter
                                      'tag_artist'  Dave Matthews
                                     'tag_release'  Some Devil (limited edition)
                                       'tag_title'  Cigarette Lit
                                             'bpm'  98.0
                                    'search_title'  'cigarette':1 'lit':2
                                   'search_artist'  'dave':1 'matthews':2
                                  'search_release'  'devil':2 'edition':5,6 'limited':3,4 'some':1
                                     'search_rest'  '00singer':1 '1':6 '2003':4,5 'eos':3 'ifs':7 'songwriter':2
                                    'search_combo'  '00singer':11 '1':16 '2003':14,15 'cigarette':1A 'dave':3B 'devil':6C 'edition':9C,10C 'eos':13 'ifs':17 'limited':7C,8C 'lit':2A 'matthews':4B 'some':5C 'songwriter':12
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jam', 'rock', 'acoustic', 'alternative', 'singer songwriter']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636401754.747997  (2021-11-08 21:02:34)
                             'size'  4852003