======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '176'
                                          'artist'  'Sir Victor Uwaifo'
                                     'text_people'  ''
                                         'release'  'Guitar Boy Superstar 1970-76'
                                           'title'  'West African Safari '
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['world', 'highlife', 'africa', 'nigeria', 'african']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'loc-africa-nigeria'
                                             'bpm'  '142.9'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Guitar Boy Superstar 1970-76'
'TBPM' (BPM (beats per minute))                     '142.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa-nigeria'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'West African Safari '
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sir Victor Uwaifo'
'TPUB' (Publisher)                                  'Soundway SNDW012'
'TRCK' (Track number/Position in set)               '19'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['world', 'highlife', 'africa', 'nigeria', 'african']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.26 dB'
'TXXX:replaygain_track_peak'                        '0.509476'

========================== row from database ==========================
                                              'id'  436847
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Guitar-Boy superstar 1970-76/19. West African Safari .mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  176
                                           'genre'  loc-africa-nigeria
                                        'filesize'  7072690
                                           'mtime'  1621626196
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm superstar 19. loc africa nigeria
                                      'tag_artist'  Sir Victor Uwaifo
                                     'tag_release'  Guitar Boy Superstar 1970-76
                                       'tag_title'  West African Safari 
                                             'bpm'  142.9
                                    'search_title'  'african':2 'safari':3 'west':1
                                   'search_artist'  'sir':1 'uwaifo':3 'victor':2
                                  'search_release'  '1970':4 '197076':6 '76':5 'boy':2 'guitar':1 'superstar':3
                                     'search_rest'  '19':2,3 'africa':5 'loc':4 'nigeria':6 'superstar':1
                                    'search_combo'  '19':14,15 '1970':10C '197076':12C '76':11C 'africa':17 'african':2A 'boy':8C 'guitar':7C 'loc':16 'nigeria':18 'safari':3A 'sir':4B 'superstar':9C,13 'uwaifo':6B 'victor':5B 'west':1A
                                    'tag_tracknum'  19
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['world', 'highlife', 'africa', 'nigeria', 'african']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626196.004545  (2021-05-21 21:43:16)
                             'size'  7072690