======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '209'
                                          'artist'  'The Lost Children'
                                     'text_people'  ''
                                         'release'  'Tape No209 - Little Dream'
                                           'title'  'Of Leaves'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['garage rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '132.8'
                                             '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 No209 - Little Dream'
'TBPM' (BPM (beats per minute))                     '132.8'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Of Leaves'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Lost Children'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18'
'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'                                      'US'
'TXXX:discogstags'                                  ['garage rock', 'rock']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+26.92 dB'
'TXXX:replaygain_track_peak'                        '0.021377'
'TXXX:tracknum'                                     '18'

========================== row from database ==========================
                                              'id'  502372
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT209/18 - The Lost Children - Of Leaves (196 US) (Rich Tone).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  209
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  5101185
                                           'mtime'  1620385291
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT209 18 (196 US) (Rich Tone) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Lost Children
                                     'tag_release'  Tape No209 - Little Dream
                                       'tag_title'  Of Leaves
                                             'bpm'  132.8
                                    'search_title'  'leaves':2 'of':1
                                   'search_artist'  'children':3 'lost':2 'the':1
                                  'search_release'  'dream':4 'little':3 'no209':2 'tape':1
                                     'search_rest'  '18':6 '196':7,8 'blogspot':2 'com':3 'garage':17,19 'garagetapes':1,22 'garagetapesblogspotcom':4 'gr':16 'gt209':5 'pl':21 'rich':11,12 'rock':15 'set':18,20 'tone':13,14 'us':9,10
                                    'search_combo'  '18':15 '196':16,17 'blogspot':11 'children':5B 'com':12 'dream':9C 'garage':26,28 'garagetapes':10,31 'garagetapesblogspotcom':13 'gr':25 'gt209':14 'leaves':2A 'little':8C 'lost':4B 'no209':7C 'of':1A 'pl':30 'rich':20,21 'rock':24 'set':27,29 'tape':6C 'the':3B 'tone':22,23 'us':18,19
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  1A
                                           '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-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  ['garage rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620385290.6516757  (2021-05-07 13:01:30)
                             'size'  5101185