======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '138'
                                          'artist'  'Mimi & Richard Fariqa'
                                     'text_people'  ''
                                         'release'  "Memories ('68) + Newport Folk estival ('65)"
                                           'title'  'Almond Joy'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-PLAY-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'Q-PIANO-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-3', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '19'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-candy'
                                             'bpm'  '127.444'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '19+181A079E8450F4D6C878D7DA6'
'COMM:iTunes_CDDB_IDs:eng'                          '19+181A079E8450F4D6C878D7DA6AF0B958+10813622'
'PRIV:AverageLevel:{\x0e\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x0e\x00\x00')
'PRIV:PeakValue:¡y\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1y\x00\x00')
'TALB' (Album/Movie/Show title)                     "Memories ('68) + Newport Folk estival ('65)"
'TBPM' (BPM (beats per minute))                     '127.444'
'TCON' (Content type, a.k.a. Genre)                 'set-th-candy'
'TENC' (Encoded by)                                 'iTunes v5.0.1'
'TIT2' (Title/songname/content description)         'Almond Joy'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Mimi & Richard Fariqa'
'TRCK' (Track number/Position in set)               '5/19'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.21 dB'
'TXXX:replaygain_track_peak'                        '0.671920'

========================== row from database ==========================
                                              'id'  735931
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/Mimi & Richard Fariña - Almond Joy.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  138
                                           'genre'  set-th-candy
                                        'filesize'  3336262
                                           'mtime'  1620343121
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets Fariña set th candy
                                      'tag_artist'  Mimi & Richard Fariqa
                                     'tag_release'  Memories ('68) + Newport Folk estival ('65)
                                       'tag_title'  Almond Joy
                                             'bpm'  127.444
                                    'search_title'  'almond':1 'joy':2
                                   'search_artist'  'fariqa':3 'mimi':1 'richard':2
                                  'search_release'  '65':7,8 '68':2,3 'estival':6 'folk':5 'memories':1 'newport':4
                                     'search_rest'  'candy':10 'country':4 'exotica':2 'farina':6,7 'jazz':1 'oldies':3 'set':8 'sweets':5 'th':9
                                    'search_combo'  '65':12C,13C '68':7C,8C 'almond':1A 'candy':23 'country':17 'estival':11C 'exotica':15 'farina':19,20 'fariqa':5B 'folk':10C 'jazz':14 'joy':2A 'memories':6C 'mimi':3B 'newport':9C 'oldies':16 'richard':4B 'set':21 'sweets':18 'th':22
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-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-PLAY-2', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343121.4640117  (2021-05-07 01:18:41)
                             'size'  3336262