======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '133'
                                          'artist'  'Sandy & The Beachcombers'
                                     'text_people'  ''
                                         'release'  "Tape No206 - I'm In Heaven"
                                           'title'  "I Don't Need You"
                                           '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-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['surf', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '111.6'
                                             'key'  '6A'
                                        '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 No206 - I'm In Heaven"
'TBPM' (BPM (beats per minute))                     '111.6'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         "I Don't Need You"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sandy & The Beachcombers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '05'
'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'                                  ['surf', '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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+16.85 dB'
'TXXX:replaygain_track_peak'                        '0.060406'
'TXXX:tracknum'                                     '05'

========================== row from database ==========================
                                              'id'  1513360
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT206/05 - Sandy & The Beachcombers - I Don_t Need You (196 US) (Regency).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  133
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3394436
                                           'mtime'  1620385254
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT206 05 Don_t (196 US) (Regency) rock gr garage;set pl garagetapes
                                      'tag_artist'  Sandy & The Beachcombers
                                     'tag_release'  Tape No206 - I'm In Heaven
                                       'tag_title'  I Don't Need You
                                             'bpm'  111.6
                                    'search_title'  'don':2 'dont':4 'i':1 'need':5 't':3 'you':6
                                   'search_artist'  'beachcombers':3 'sandy':1 'the':2
                                  'search_release'  'heaven':7 'i':3 'im':5 'in':6 'm':4 'no206':2 'tape':1
                                     'search_rest'  '196':8,9 'blogspot':2 'com':3 'don':6 'garage':16,18 'garagetapes':1,21 'garagetapesblogspotcom':4 'gr':15 'gt206':5 'pl':20 'regency':12,13 'rock':14 'set':17,19 't':7 'us':10,11
                                    'search_combo'  '196':24,25 'beachcombers':9B 'blogspot':18 'com':19 'don':2A,22 'dont':4A 'garage':32,34 'garagetapes':17,37 'garagetapesblogspotcom':20 'gr':31 'gt206':21 'heaven':16C 'i':1A,12C 'im':14C 'in':15C 'm':13C 'need':5A 'no206':11C 'pl':36 'regency':28,29 'rock':30 'sandy':7B 'set':33,35 't':3A,23 'tape':10C 'the':8B 'us':26,27 'you':6A
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  ['surf', 'rock']

============================== file details ==============================
                                           'mtime'  1620385254.209448  (2021-05-07 13:00:54)
                             'size'  3394436