======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '110'
                                          'artist'  'Roger Fullbright & The Wire-Tapers'
                                     'text_people'  ''
                                         'release'  'Tape No237 - Find Love'
                                           'title'  'Down This Old Road'
                                           '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-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '143.4'
                                             'key'  '12B'
                                        '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 No237 - Find Love'
'TBPM' (BPM (beats per minute))                     '143.4'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Down This Old Road'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Roger Fullbright & The Wire-Tapers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16'
'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:q-bass'                                       '3'
'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'                        '+22.82 dB'
'TXXX:replaygain_track_peak'                        '0.034988'
'TXXX:tracknum'                                     '16'

========================== row from database ==========================
                                              'id'  501632
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT237/16 - Roger Fullbright & The Wire-Tapers - Down This Old Road (196 US) (Four-Plus 2).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  110
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  2699569
                                           'mtime'  1620385453
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT237 16 (196 US) (Four Plus 2) rock gr garage;set pl garagetapes
                                      'tag_artist'  Roger Fullbright & The Wire-Tapers
                                     'tag_release'  Tape No237 - Find Love
                                       'tag_title'  Down This Old Road
                                             'bpm'  143.4
                                    'search_title'  'down':1 'old':3 'road':4 'this':2
                                   'search_artist'  'fullbright':2 'roger':1 'tapers':5 'the':3 'wire':4 'wiretapers':6
                                  'search_release'  'find':3 'love':4 'no237':2 'tape':1
                                     'search_rest'  '196':6,7 '2':13,14 'blogspot':2 'com':3 'four':10,11 'garage':17,19 'garagetapes':1,22 'garagetapesblogspotcom':4 'gr':16 'gt237':5 'pl':21 'plus':12 'rock':15 'set':18,20 'us':8,9
                                    'search_combo'  '196':20,21 '2':27,28 'blogspot':16 'com':17 'down':1A 'find':13C 'four':24,25 'fullbright':6B 'garage':31,33 'garagetapes':15,36 'garagetapesblogspotcom':18 'gr':30 'gt237':19 'love':14C 'no237':12C 'old':3A 'pl':35 'plus':26 'road':4A 'rock':29 'roger':5B 'set':32,34 'tape':11C 'tapers':9B 'the':7B 'this':2A 'us':22,23 'wire':8B 'wiretapers':10B
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  12B
                                           '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-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385452.9182494  (2021-05-07 13:04:12)
                             'size'  2699569