======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '147'
                                          'artist'  'Rashaida'
                                     'text_people'  ''
                                         'release'  'Voices of Forgotten Worlds'
                                           'title'  'Rashaida Dance - (Eritrea)'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['north africa', 'ethiopa']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '20'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '135.0'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Voices of Forgotten Worlds'
'TBPM' (BPM (beats per minute))                     '135.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '1993'
'TENC' (Encoded by)                                 'lism'
'TIT2' (Title/songname/content description)         'Rashaida Dance - (Eritrea)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rashaida'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18/20'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['north africa', 'ethiopa']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.30 dB'
'TXXX:replaygain_track_peak'                        '0.740371'

========================== row from database ==========================
                                              'id'  973827
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/VA - 1 [192k]/18 - Rashaida - Rashaida Dance - (Eritrea).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  147
                                           'genre'  loc-unsorted
                                        'filesize'  3540864
                                           'mtime'  1620400128
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm VA 1 [192k] 18 loc unsorted
                                      'tag_artist'  Rashaida
                                     'tag_release'  Voices of Forgotten Worlds
                                       'tag_title'  Rashaida Dance - (Eritrea)
                                             'bpm'  135.0
                                    'search_title'  'dance':2 'eritrea':3,4 'rashaida':1
                                   'search_artist'  'rashaida':1
                                  'search_release'  'forgotten':3 'of':2 'voices':1 'worlds':4
                                     'search_rest'  '1':2 '18':5 '192k':3,4 'loc':6 'unsorted':7 'va':1
                                    'search_combo'  '1':11 '18':14 '192k':12,13 'dance':2A 'eritrea':3A,4A 'forgotten':8C 'loc':15 'of':7C 'rashaida':1A,5B 'unsorted':16 'va':10 'voices':6C 'worlds':9C
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['north africa', 'ethiopa']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620400127.982191  (2021-05-07 17:08:47)
                             'size'  3540864