======================== unified (from filesystem) ========================
                                         'bitrate'  '96.332'
                                        'duration'  '174'
                                          'artist'  'The Amen'
                                     'text_people'  ''
                                         'release'  'Algoma Productions ST-33'
                                           'title'  'Carnivals and Cotton Candy'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                     'discogstags'  "['garage rock', 'psychedelic rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-candy'
                                             'bpm'  '120.471'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'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)                     'Algoma Productions ST-33'
'TBPM' (BPM (beats per minute))                     '120.471'
'TCON' (Content type, a.k.a. Genre)                 'set-th-candy'
'TENC' (Encoded by)                                 'iTunes v6.0.4'
'TIT2' (Title/songname/content description)         'Carnivals and Cotton Candy'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Amen'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['garage rock', 'psychedelic rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.70 dB'
'TXXX:replaygain_track_peak'                        '0.360060'

========================== row from database ==========================
                                              'id'  735879
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/The Amen - Carnivals And Cotton Candy.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  174
                                           'genre'  set-th-candy
                                        'filesize'  2107605
                                           'mtime'  1620343125
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets And set th candy
                                      'tag_artist'  The Amen
                                     'tag_release'  Algoma Productions ST-33
                                       'tag_title'  Carnivals and Cotton Candy
                                             'bpm'  120.471
                                    'search_title'  'and':2 'candy':4 'carnivals':1 'cotton':3
                                   'search_artist'  'amen':2 'the':1
                                  'search_release'  '33':4 'algoma':1 'productions':2 'st':3 'st33':5
                                     'search_rest'  'and':6 'candy':9 'country':4 'exotica':2 'jazz':1 'oldies':3 'set':7 'sweets':5 'th':8
                                    'search_combo'  '33':10C 'algoma':7C 'amen':6B 'and':2A,17 'candy':4A,20 'carnivals':1A 'cotton':3A 'country':15 'exotica':13 'jazz':12 'oldies':14 'productions':8C 'set':18 'st':9C 'st33':11C 'sweets':16 'th':19 'the':5B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  ['garage rock', 'psychedelic rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620343124.8773034  (2021-05-07 01:18:44)
                             'size'  2107605