======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '275'
                                          'artist'  'Dr. Dre'
                                     'text_people'  ''
                                         'release'  '[non-album tracks]'
                                           'title'  'The Day the Niggaz Took Over'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-4', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['west coast', 'hip hop', 'rap', 'gangsta rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '93.500'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '[non-album tracks]'
'TBPM' (BPM (beats per minute))                     '93.500'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'The Day the Niggaz Took Over'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dr. Dre'
'TSOP' (Performer sort order)                       'Dre, Dr.'
'TXXX:Artists'                                      'Dr. Dre'
'TXXX:MP3GAIN_MINMAX'                               '000,195'
'TXXX:MP3GAIN_UNDO'                                 '+006,+006,N'
'TXXX:MusicBrainz Artist Id'                        '5f6ab597-f57a-40da-be9e-adad48708203'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '4'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['west coast', 'hip hop', 'rap', 'gangsta rap']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.50 dB'
'TXXX:replaygain_track_peak'                        '0.437302'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4807e1a1-8766-44e3-9884-e586d7a45ef8')

========================== row from database ==========================
                                              'id'  785070
                                            'path'  /data/Music/Bulk/0soundtrack/Natural Born Killers/19 dr. dre - the day the niggaz took over.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  275
                                           'genre'  soundtrack-video
                                        'filesize'  4404840
                                           'mtime'  1621695566
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Natural Born Killers 19 dr. dre day niggaz took over soundtrack video
                                      'tag_artist'  Dr. Dre
                                     'tag_release'  [non-album tracks]
                                       'tag_title'  The Day the Niggaz Took Over
                                             'bpm'  93.5
                                    'search_title'  'day':2 'niggaz':3 'over':5 'the':1 'took':4
                                   'search_artist'  'dr':1,2 'dre':3
                                  'search_release'  'album':2 'non':1 'nonalbum':3 'tracks':4,5
                                     'search_rest'  '0soundtrack':1 '19':5 'born':3 'day':9 'dr':6,7 'dre':8 'killers':4 'natural':2 'niggaz':10 'over':12 'soundtrack':13 'took':11 'video':14
                                    'search_combo'  '0soundtrack':14 '19':18 'album':10C 'born':16 'day':2A,22 'dr':6B,7B,19,20 'dre':8B,21 'killers':17 'natural':15 'niggaz':3A,23 'non':9C 'nonalbum':11C 'over':5A,25 'soundtrack':26 'the':1A 'took':4A,24 'tracks':12C,13C 'video':27
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-4', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['west coast', 'hip hop', 'rap', 'gangsta rap']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695565.5388823  (2021-05-22 16:59:25)
                             'size'  4404840