======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '101'
                                          'artist'  'Amalia Rodrigues'
                                     'text_people'  ''
                                         'release'  'O melhor de Amalia'
                                           'title'  'Caracois'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['fado', 'female vocalists', 'portuguese', 'portugal', 'world']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '114.673'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'O melhor de Amalia'
'TBPM' (BPM (beats per minute))                     '114.673'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Caracois'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Amalia Rodrigues'
'TRCK' (Track number/Position in set)               '06'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['fado', 'female vocalists', 'portuguese', 'portugal', 'world']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.42 dB'
'TXXX:replaygain_track_peak'                        '0.587151'

========================== row from database ==========================
                                              'id'  1492239
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/Amalia Rodrigues - Uma Casa Portuguesa/06. Caracois.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  101
                                           'genre'  loc-unsorted
                                        'filesize'  4063523
                                           'mtime'  1678456337
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe Uma Casa Portuguesa 06. loc unsorted
                                      'tag_artist'  Amalia Rodrigues
                                     'tag_release'  O melhor de Amalia
                                       'tag_title'  Caracois
                                             'bpm'  114.673
                                    'search_title'  'caracois':1
                                   'search_artist'  'amalia':1 'rodrigues':2
                                  'search_release'  'amalia':4 'de':3 'melhor':2 'o':1
                                     'search_rest'  '00mid':1 '06':7,8 'casa':5 'europe':3 'loc':9 'north':2 'portuguesa':6 'uma':4 'unsorted':10
                                    'search_combo'  '00mid':8 '06':14,15 'amalia':2B,7C 'caracois':1A 'casa':12 'de':6C 'europe':10 'loc':16 'melhor':5C 'north':9 'o':4C 'portuguesa':13 'rodrigues':3B 'uma':11 'unsorted':17
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['fado', 'female vocalists', 'portuguese', 'portugal', 'world']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678456337.0445018  (2023-03-10 14:52:17)
                             'size'  4063523