======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '181'
                                          'artist'  'Laito, Rogelio y Caito'
                                     'text_people'  ''
                                         'release'  'Guarachas con La Sonora Matancera'
                                           'title'  'CAÑONAZO'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-2', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'loc-islands-cuba'
                                             'bpm'  '100.356'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Guarachas con La Sonora Matancera'
'TBPM' (BPM (beats per minute))                     '100.356'
'TCON' (Content type, a.k.a. Genre)                 'loc-islands-cuba'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'CAÑONAZO'
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'Laito, Rogelio y Caito'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.23 dB'
'TXXX:replaygain_track_peak'                        '0.468352'

========================== row from database ==========================
                                              'id'  975450
                                            'path'  /data/Music/Bulk/00localcharacter/Guarachas con La Sonora Matancera/07. CAÑONAZO (Laito, Rogelio y Caito).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  181
                                           'genre'  loc-islands-cuba
                                        'filesize'  3636864
                                           'mtime'  1659889183
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 07. (Laito, Caito) loc islands cuba
                                      'tag_artist'  Laito, Rogelio y Caito
                                     'tag_release'  Guarachas con La Sonora Matancera
                                       'tag_title'  CAÑONAZO
                                             'bpm'  100.356
                                    'search_title'  'canonazo':1,2
                                   'search_artist'  'caito':5 'laito':1,2 'rogelio':3 'y':4
                                  'search_release'  'con':2 'guarachas':1 'la':3 'matancera':5 'sonora':4
                                     'search_rest'  '07':1,2 'caito':5,6 'cuba':9 'islands':8 'laito':3,4 'loc':7
                                    'search_combo'  '07':13,14 'caito':7B,17,18 'canonazo':1A,2A 'con':9C 'cuba':21 'guarachas':8C 'islands':20 'la':10C 'laito':3B,4B,15,16 'loc':19 'matancera':12C 'rogelio':5B 'sonora':11C 'y':6B
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1659889183.4991376  (2022-08-07 18:19:43)
                             'size'  3636864