======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '132'
                                          'artist'  'The Ambertones'
                                     'text_people'  ''
                                         'release'  "Strollin' Down Memory Lane: Volume 33"
                                           'title'  'Chocolate Covered Ants'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  "['garage', 'instro']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-candy'
                                             'bpm'  '141.710'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:Amadeus II 3.5:pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA'  PRIV(owner='Amadeus II 3.5', data=b'pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA')
'PRIV:AverageLevel:{\x04\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x04\x00\x00')
'PRIV:PeakValue:!\x00\x00\x00'                      PRIV(owner='PeakValue', data=b'!\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     "Strollin' Down Memory Lane: Volume 33"
'TBPM' (BPM (beats per minute))                     '141.710'
'TCON' (Content type, a.k.a. Genre)                 'set-th-candy'
'TIT2' (Title/songname/content description)         'Chocolate Covered Ants'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Ambertones'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['garage', 'instro']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.463299'

========================== row from database ==========================
                                              'id'  736035
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/The Ambertones - Chocolate Covered Ants.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  132
                                           'genre'  set-th-candy
                                        'filesize'  1782604
                                           'mtime'  1620343125
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets set th candy
                                      'tag_artist'  The Ambertones
                                     'tag_release'  Strollin' Down Memory Lane: Volume 33
                                       'tag_title'  Chocolate Covered Ants
                                             'bpm'  141.71
                                    'search_title'  'ants':3 'chocolate':1 'covered':2
                                   'search_artist'  'ambertones':2 'the':1
                                  'search_release'  '33':8 'down':3 'lane':5,6 'memory':4 'strollin':1,2 'volume':7
                                     'search_rest'  'candy':8 'country':4 'exotica':2 'jazz':1 'oldies':3 'set':6 'sweets':5 'th':7
                                    'search_combo'  '33':13C 'ambertones':5B 'ants':3A 'candy':21 'chocolate':1A 'country':17 'covered':2A 'down':8C 'exotica':15 'jazz':14 'lane':10C,11C 'memory':9C 'oldies':16 'set':19 'strollin':6C,7C 'sweets':18 'th':20 'the':4B 'volume':12C
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['garage', 'instro']
                                        'tag_date'  
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620343124.8405333  (2021-05-07 01:18:44)
                             'size'  1782604