======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '153'
                                          'artist'  'Quartetto Cetra'
                                     'text_people'  ''
                                         'release'  'Herança Cósmica c90'
                                           'title'  'Crapa Pelada'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['italian', 'swing', 'italy', 'vocalism', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'loc-unsorted-mix'
                                             'bpm'  '109.4'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'सølγ שаябlɛş'
'COMM:Songs-DB_Custom3:XXX'                         '733x712'
'TALB' (Album/Movie/Show title)                     'Herança Cósmica c90'
'TBPM' (BPM (beats per minute))                     '109.4'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted-mix'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Crapa Pelada'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Quartetto Cetra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:TRILLA'                                       'http://holywarbles.blogspot.com'
'TXXX:lastfmtags'                                   ['italian', 'swing', 'italy', 'vocalism', 'easy listening']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.64 dB'
'TXXX:replaygain_track_peak'                        '0.525250'

========================== row from database ==========================
                                              'id'  1214854
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/holy warbles/Herança Cósmica c90/16 - Crapa Pelada - Quartetto Cetra.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  153
                                           'genre'  loc-unsorted-mix
                                        'filesize'  6684941
                                           'mtime'  1621629035
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm holy warbles 16 loc unsorted mix
                                      'tag_artist'  Quartetto Cetra
                                     'tag_release'  Herança Cósmica c90
                                       'tag_title'  Crapa Pelada
                                             'bpm'  109.4
                                    'search_title'  'crapa':1 'pelada':2
                                   'search_artist'  'cetra':2 'quartetto':1
                                  'search_release'  'c90':5 'cosmica':3,4 'heranca':1,2
                                     'search_rest'  'holy':1 'loc':3 'mix':5 'unsorted':4 'warbles':2
                                    'search_combo'  'c90':9C 'cetra':4B 'cosmica':7C,8C 'crapa':1A 'heranca':5C,6C 'holy':10 'loc':12 'mix':14 'pelada':2A 'quartetto':3B 'unsorted':13 'warbles':11
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['italian', 'swing', 'italy', 'vocalism', 'easy listening']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629035.2377932  (2021-05-21 22:30:35)
                             'size'  6684941