======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '221'
                                          'artist'  'Pearl Sisters'
                                     'text_people'  ''
                                         'release'  'Tape No155 - Real Girls In The Garage Land (Part XLIII)'
                                           'title'  'Should He Leave Me'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'korean', 'all', 'south korea', '1960s girl groups']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '135.3'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'http://garagetapes.blogspot.gr/'
'TALB' (Album/Movie/Show title)                     'Tape No155 - Real Girls In The Garage Land (Part XLIII)'
'TBPM' (BPM (beats per minute))                     '135.3'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         'Should He Leave Me'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Pearl Sisters'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'KR'
'TXXX:lastfmtags'                                   ['female vocalists', 'korean', 'all', 'south korea', '1960s girl groups']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+24.72 dB'
'TXXX:replaygain_track_peak'                        '0.037800'
'TXXX:tracknum'                                     '12'

========================== row from database ==========================
                                              'id'  504478
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT155/12 - Pearl Sisters - Should He Leave Me (1968 KR).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  221
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  5389530
                                           'mtime'  1620384829
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT155 12 (1968 KR) rock gr garage;set pl garagetapes
                                      'tag_artist'  Pearl Sisters
                                     'tag_release'  Tape No155 - Real Girls In The Garage Land (Part XLIII)
                                       'tag_title'  Should He Leave Me
                                             'bpm'  135.3
                                    'search_title'  'he':2 'leave':3 'me':4 'should':1
                                   'search_artist'  'pearl':1 'sisters':2
                                  'search_release'  'garage':7 'girls':4 'in':5 'land':8 'no155':2 'part':9,10 'real':3 'tape':1 'the':6 'xliii':11,12
                                     'search_rest'  '1968':6,7 'blogspot':2 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt155':5 'kr':8,9 'pl':16 'rock':10 'set':13,15
                                    'search_combo'  '1968':24,25 'blogspot':20 'com':21 'garage':13C,30,32 'garagetapes':19,35 'garagetapesblogspotcom':22 'girls':10C 'gr':29 'gt155':23 'he':2A 'in':11C 'kr':26,27 'land':14C 'leave':3A 'me':4A 'no155':8C 'part':15C,16C 'pearl':5B 'pl':34 'real':9C 'rock':28 'set':31,33 'should':1A 'sisters':6B 'tape':7C 'the':12C 'xliii':17C,18C
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['female vocalists', 'korean', 'all', 'south korea', '1960s girl groups']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620384829.3877969  (2021-05-07 12:53:49)
                             'size'  5389530