======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '126'
                                          'artist'  'The Cynics'
                                     'text_people'  ''
                                         'release'  'Tape No039 - Heart Full Of Soul (Covers of Yardbirs Songs) - Part I'
                                           'title'  'Train Kept A-Rollin'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['garage rock', 'garage', 'rock', 'garage rock revival', 'garage revival']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '143.9'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'http://garagetapes.blogspot.com/'
'TALB' (Album/Movie/Show title)                     'Tape No039 - Heart Full Of Soul (Covers of Yardbirs Songs) - Part I'
'TBPM' (BPM (beats per minute))                     '143.9'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1966'
'TIT2' (Title/songname/content description)         'Train Kept A-Rollin'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cynics'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '07'
'TXXX:COUNTRY'                                      '- US'
'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:lastfmtags'                                   ['garage rock', 'garage', 'rock', 'garage rock revival', 'garage revival']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+25.56 dB'
'TXXX:replaygain_track_peak'                        '0.018607'
'TXXX:tracknum'                                     '07'

========================== row from database ==========================
                                              'id'  505633
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT039 - Heart Full Of Soul (Covers of The Yardbirds Songs, Part I)/07 - The Cynics - Train Kept A-Rollin (1966 - US).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  126
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3091323
                                           'mtime'  1620383070
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT039 Yardbirds Songs, I) 07 (1966 US) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Cynics
                                     'tag_release'  Tape No039 - Heart Full Of Soul (Covers of Yardbirs Songs) - Part I
                                       'tag_title'  Train Kept A-Rollin
                                             'bpm'  143.9
                                    'search_title'  'a':3 'arollin':5 'kept':2 'rollin':4 'train':1
                                   'search_artist'  'cynics':2 'the':1
                                  'search_release'  'covers':7,8 'full':4 'heart':3 'i':13 'no039':2 'of':5 'part':12 'songs':10,11 'soul':6 'tape':1 'yardbirs':9
                                     'search_rest'  '1966':11,12 'blogspot':2 'com':3 'garage':17,19 'garagetapes':1,22 'garagetapesblogspotcom':4 'gr':16 'gt039':5 'i':9,10 'pl':21 'rock':15 'set':18,20 'songs':7,8 'us':13,14 'yardbirds':6
                                    'search_combo'  '1966':31,32 'a':3A 'arollin':5A 'blogspot':22 'com':23 'covers':14C,15C 'cynics':7B 'full':11C 'garage':37,39 'garagetapes':21,42 'garagetapesblogspotcom':24 'gr':36 'gt039':25 'heart':10C 'i':20C,29,30 'kept':2A 'no039':9C 'of':12C 'part':19C 'pl':41 'rock':35 'rollin':4A 'set':38,40 'songs':17C,18C,27,28 'soul':13C 'tape':8C 'the':6B 'train':1A 'us':33,34 'yardbirds':26 'yardbirs':16C
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  9A
                                           '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-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['garage rock', 'garage', 'rock', 'garage rock revival', 'garage revival']
                                        'tag_date'  1966
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620383070.1327767  (2021-05-07 12:24:30)
                             'size'  3091323