======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '118'
                                          'artist'  'Fatimah Ismail & Quests'
                                     'text_people'  ''
                                         'release'  'Tape No287 - Real Girls In The Garage Land (Part LXIII)'
                                           'title'  'Nothing But A Heartache'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-bass-4', 'q-drums-3', 'q-other-2', 'q-piano-1', "
 "'q-vocals-4', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'Q-CHART-1', "
 "'Q-MIXBEAT-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '121.3'
                                             'key'  '1A'
                                        '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 No287 - Real Girls In The Garage Land (Part LXIII)'
'TBPM' (BPM (beats per minute))                     '121.3'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         'Nothing But A Heartache'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fatimah Ismail & Quests'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'SG'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+7.39 dB'
'TXXX:replaygain_track_peak'                        '0.144840'

========================== row from database ==========================
                                              'id'  1486394
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT287/12 - Fatimah Ismail & Quests - Nothing But A Heartache (1969 SG).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  118
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  2927320
                                           'mtime'  1620385584
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT287 12 (1969 SG) rock gr garage;set pl garagetapes
                                      'tag_artist'  Fatimah Ismail & Quests
                                     'tag_release'  Tape No287 - Real Girls In The Garage Land (Part LXIII)
                                       'tag_title'  Nothing But A Heartache
                                             'bpm'  121.3
                                    'search_title'  'a':3 'but':2 'heartache':4 'nothing':1
                                   'search_artist'  'fatimah':1 'ismail':2 'quests':3
                                  'search_release'  'garage':7 'girls':4 'in':5 'land':8 'lxiii':11,12 'no287':2 'part':9,10 'real':3 'tape':1 'the':6
                                     'search_rest'  '1969':6,7 'blogspot':2 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt287':5 'pl':16 'rock':10 'set':13,15 'sg':8,9
                                    'search_combo'  '1969':25,26 'a':3A 'blogspot':21 'but':2A 'com':22 'fatimah':5B 'garage':14C,31,33 'garagetapes':20,36 'garagetapesblogspotcom':23 'girls':11C 'gr':30 'gt287':24 'heartache':4A 'in':12C 'ismail':6B 'land':15C 'lxiii':18C,19C 'no287':9C 'nothing':1A 'part':16C,17C 'pl':35 'quests':7B 'real':10C 'rock':29 'set':32,34 'sg':27,28 'tape':8C 'the':13C
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-1', 'q-drums-3', 'Q-SYN-1', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  []
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385584.153939  (2021-05-07 13:06:24)
                             'size'  2927320