======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '163'
                                          'artist'  'Miguelito Valdes'
                                     'text_people'  ''
                                         'release'  'Guarachas con La Sonora Matancera'
                                           'title'  'SE FORMÓ EL RUMBÓN'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-JZFKS-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['bossa nova', 'cuba', 'reggae', 'rocknrolla', 'soundtrack']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'loc-islands-cuba'
                                             'bpm'  '116.789'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Guarachas con La Sonora Matancera'
'TBPM' (BPM (beats per minute))                     '116.789'
'TCON' (Content type, a.k.a. Genre)                 'loc-islands-cuba'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'SE FORMÓ EL RUMBÓN'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Miguelito Valdes'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['bossa nova', 'cuba', 'reggae', 'rocknrolla', 'soundtrack']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.91 dB'
'TXXX:replaygain_track_peak'                        '0.377566'

========================== row from database ==========================
                                              'id'  975536
                                            'path'  /data/Music/Bulk/00localcharacter/Guarachas con La Sonora Matancera/04. SE FORMÓ EL RUMBÓN (Miguelito Valdes).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  163
                                           'genre'  loc-islands-cuba
                                        'filesize'  3262276
                                           'mtime'  1659889183
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 04. (Miguelito Valdes) loc islands cuba
                                      'tag_artist'  Miguelito Valdes
                                     'tag_release'  Guarachas con La Sonora Matancera
                                       'tag_title'  SE FORMÓ EL RUMBÓN
                                             'bpm'  116.789
                                    'search_title'  'el':4 'formo':2,3 'rumbon':5,6 'se':1
                                   'search_artist'  'miguelito':1 'valdes':2
                                  'search_release'  'con':2 'guarachas':1 'la':3 'matancera':5 'sonora':4
                                     'search_rest'  '04':1,2 'cuba':9 'islands':8 'loc':7 'miguelito':3,4 'valdes':5,6
                                    'search_combo'  '04':14,15 'con':10C 'cuba':22 'el':4A 'formo':2A,3A 'guarachas':9C 'islands':21 'la':11C 'loc':20 'matancera':13C 'miguelito':7B,16,17 'rumbon':5A,6A 'se':1A 'sonora':12C 'valdes':8B,18,19
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', 'Q-JZFKS-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['bossa nova', 'cuba', 'reggae', 'rocknrolla', 'soundtrack']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1659889182.7244778  (2022-08-07 18:19:42)
                             'size'  3262276