======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '154'
                                          'artist'  'Ska Cubano'
                                     'text_people'  ''
                                         'release'  '!Ay Caramba!'
                                           'title'  'Istanbul [Not Constantinople] (feat. Jimmy Kennedy & Nat Simon)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'cuban', 'latin', 'ska', 'cuba']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-ska;loc-samerica'
                                             'bpm'  '96.255'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     '!Ay Caramba!'
'TBPM' (BPM (beats per minute))                     '96.255'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-reggae or dub or ska or dancehall-ska', 'loc-samerica']
'TIT2' (Title/songname/content description)         'Istanbul [Not Constantinople] (feat. Jimmy Kennedy & Nat Simon)'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ska Cubano'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1'
'TXXX:DATE'                                         '2005'
'TXXX:FMPS_Rating'                                  '0.8'
'TXXX:MP3GAIN_MINMAX'                               '104,189'
'TXXX:MP3GAIN_UNDO'                                 '+007,+007,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['reggae', 'cuban', 'latin', 'ska', 'cuba']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.53 dB'
'TXXX:replaygain_track_peak'                        '0.347384'

========================== row from database ==========================
                                              'id'  1381679
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Putumayo Presents - Ska Cubano - _Ay Caramba!  2006/01 - Jimmy Kennedy-Nat Simon - Istanbul (Not Constantinople).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  154
                                           'genre'  loc-style-reggae or dub or ska or dancehall-ska;loc-samerica
                                        'filesize'  3747916
                                           'mtime'  1620522131
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub Putumayo Presents _Ay 2006 01 (Not Constantinople) loc style reggae or dub or ska or dancehall ska;loc samerica
                                      'tag_artist'  Ska Cubano
                                     'tag_release'  !Ay Caramba!
                                       'tag_title'  Istanbul [Not Constantinople] (feat. Jimmy Kennedy & Nat Simon)
                                             'bpm'  96.255
                                    'search_title'  'constantinople':4,5 'feat':6,7 'istanbul':1 'jimmy':8 'kennedy':9 'nat':10 'not':2,3 'simon':11,12
                                   'search_artist'  'cubano':2 'ska':1
                                  'search_release'  'ay':1 'caramba':2
                                     'search_rest'  '00reggae':1 '2006':6 'ay':5 'constantinople':9,10 'dancehall':16 'dub':2 'loc':11,18,20 'not':7,8 'or':14 'presents':4 'putumayo':3 'reggae':13 'samerica':21 'ska':15,17,19 'style':12
                                    'search_combo'  '00reggae':17 '2006':22 'ay':15C,21 'caramba':16C 'constantinople':4A,5A,25,26 'cubano':14B 'dancehall':32 'dub':18 'feat':6A,7A 'istanbul':1A 'jimmy':8A 'kennedy':9A 'loc':27,34,36 'nat':10A 'not':2A,3A,23,24 'or':30 'presents':20 'putumayo':19 'reggae':29 'samerica':37 'simon':11A,12A 'ska':13B,31,33,35 'style':28
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'cuban', 'latin', 'ska', 'cuba']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620522131.3447688  (2021-05-09 03:02:11)
                             'size'  3747916