======================== unified (from filesystem) ========================
                                         'bitrate'  '196.152'
                                        'duration'  '567'
                                          'artist'  'Konono Nr. 1'
                                     'text_people'  'Konono No.1'
                                         'release'  'Music for Maniacs'
                                           'title'  'Lufuala Ndonga'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['african', 'afrobeat', 'congo', 'world', 'africa']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '138.3'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '138.3'
'TCOM' (Composer)                                   'Konono No.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Lufuala Ndonga'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'Konono Nr. 1'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Crammed Discs'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['african', 'afrobeat', 'congo', 'world', 'africa']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.43 dB'
'TXXX:replaygain_track_peak'                        '0.433369'

========================== row from database ==========================
                                              'id'  648820
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Konono No. 1 - lufuala ndonga.mp3
                                         'working'  None
                                         'bitrate'  196
                                    'duration_sec'  567
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  13920174
                                           'mtime'  1621629046
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs No. lufuala ndonga electronic experimental oddness
                                      'tag_artist'  Konono Nr. 1
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  Lufuala Ndonga
                                             'bpm'  138.3
                                    'search_title'  'lufuala':1 'ndonga':2
                                   'search_artist'  '1':4 'konono':1 'nr':2,3
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'electronic':7 'experimental':8 'lufuala':5 'maniacs':2 'music':1 'ndonga':6 'no':3,4 'oddness':9
                                    'search_combo'  '1':6B 'electronic':16 'experimental':17 'for':8C 'konono':3B 'lufuala':1A,14 'maniacs':9C,11 'music':7C,10 'ndonga':2A,15 'no':12,13 'nr':4B,5B 'oddness':18
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['african', 'afrobeat', 'congo', 'world', 'africa']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629045.6767948  (2021-05-21 22:30:45)
                             'size'  13920174