======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '134'
                                          'artist'  'Bluemix'
                                     'text_people'  ''
                                         'release'  'Blue Brazil (Vol. 3)'
                                           'title'  'Mal De Amor'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '21'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-samerica-brazil'
                                             'bpm'  '101.158'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ['0',
 ' 000009FA 000006F6 000060D3 00006A75 00003887 00006CE0 00007E96 0000709F '
 '00002D82 0000F47D',
 ' 00000000 00000210 00000708 00000000005A6BE8 00000000 0028F5B7 00000000 '
 '00000000 00000000 00000000 00000000 00000000',
 '21+0945EF17BB2CA9DD3B2FC0007339B250+786830']
'COMM:ID3v1 Comment:XXX'                            '0'
'TALB' (Album/Movie/Show title)                     'Blue Brazil (Vol. 3)'
'TBPM' (BPM (beats per minute))                     '101.158'
'TCON' (Content type, a.k.a. Genre)                 'loc-samerica-brazil'
'TDRC' (Recording time)                             '2000'
'TENC' (Encoded by)                                 'iTunes v7.4.2'
'TIT2' (Title/songname/content description)         'Mal De Amor'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Elza Soares E Miltinho'
'TPE2' (Band/orchestra/accompaniment)               'Bluemix'
'TRCK' (Track number/Position in set)               '18/21'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                        '+12.89 dB'
'TXXX:replaygain_track_peak'                        '0.123788'

========================== row from database ==========================
                                              'id'  1324670
                                            'path'  /data/Music/Bulk/00poprockelectronic/2017-01-01 Best Of Dezember 2016/Elsa Soares & Miltinho - Mal De Amor.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  134
                                           'genre'  loc-samerica-brazil
                                        'filesize'  2802372
                                           'mtime'  1621630103
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2017 01 01 Best Of Dezember 2016 Elsa Soares & Miltinho loc samerica brazil
                                      'tag_artist'  Bluemix
                                     'tag_release'  Blue Brazil (Vol. 3)
                                       'tag_title'  Mal De Amor
                                             'bpm'  101.158
                                    'search_title'  'amor':3 'de':2 'mal':1
                                   'search_artist'  'bluemix':1
                                  'search_release'  '3':5,6 'blue':1 'brazil':2 'vol':3,4
                                     'search_rest'  '00poprockelectronic':1 '2016':6 '2017':2 'best':3 'brazil':12 'dezember':5 'elsa':7 'loc':10 'miltinho':9 'of':4 'samerica':11 'soares':8
                                    'search_combo'  '00poprockelectronic':11 '2016':16 '2017':12 '3':9C,10C 'amor':3A 'best':13 'blue':5C 'bluemix':4B 'brazil':6C,22 'de':2A 'dezember':15 'elsa':17 'loc':20 'mal':1A 'miltinho':19 'of':14 'samerica':21 'soares':18 'vol':7C,8C
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630103.0148563  (2021-05-21 22:48:23)
                             'size'  2802372