======================== unified (from filesystem) ========================
                                         'bitrate'  '181.129'
                                        'duration'  '209'
                                          'artist'  'Dion'
                                     'text_people'  ''
                                         'release'  'Sanctuary / Suite For Late Summer'
                                           'title'  'Almond Joy'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-2', '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']")
                                      'lastfmtags'  "['rock and roll', 'rock n roll', 'doo wop', '60s', 'oldies']"
                                     'discogstags'  "['house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  '24'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'set-th-candy'
                                             'bpm'  '127.204'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:Amadeus II 3.5:maru\x00\x00\x00\x1b\x00\x00\x00\x01\x00\x8bÔ4\x00!\x00\x0f107 Purple Lips\x00osrt\x00\x00\x00\x08@å\x88\x80\x00\x00\x00\x00pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA'  PRIV(owner='Amadeus II 3.5', data=b'maru\x00\x00\x00\x1b\x00\x00\x00\x01\x00\x8b\xd44\x00!\x00\x0f107 Purple Lips\x00osrt\x00\x00\x00\x08@\xe5\x88\x80\x00\x00\x00\x00pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA')
'PRIV:AverageLevel:{\x16\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x16\x00\x00')
'PRIV:PeakValue:¡z\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1z\x00\x00')
'TALB' (Album/Movie/Show title)                     'Sanctuary / Suite For Late Summer'
'TBPM' (BPM (beats per minute))                     '127.204'
'TCON' (Content type, a.k.a. Genre)                 'set-th-candy'
'TDRC' (Recording time)                             '2001'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Almond Joy'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dion'
'TRCK' (Track number/Position in set)               '09/24'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['house', 'electronic']
'TXXX:lastfmtags'                                   ['rock and roll', 'rock n roll', 'doo wop', '60s', 'oldies']
'TXXX:q-bass'                                       '2'
'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'                        '+2.61 dB'
'TXXX:replaygain_track_peak'                        '0.678801'

========================== row from database ==========================
                                              'id'  736042
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/Dion - Almond Joy.mp3
                                         'working'  None
                                         'bitrate'  181
                                    'duration_sec'  209
                                           'genre'  set-th-candy
                                        'filesize'  4756669
                                           'mtime'  1647276913
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets set th candy
                                      'tag_artist'  Dion
                                     'tag_release'  Sanctuary / Suite For Late Summer
                                       'tag_title'  Almond Joy
                                             'bpm'  127.204
                                    'search_title'  'almond':1 'joy':2
                                   'search_artist'  'dion':1
                                  'search_release'  'for':3 'late':4 'sanctuary':1 'suite':2 'summer':5
                                     'search_rest'  'candy':8 'country':4 'exotica':2 'jazz':1 'oldies':3 'set':6 'sweets':5 'th':7
                                    'search_combo'  'almond':1A 'candy':16 'country':12 'dion':3B 'exotica':10 'for':6C 'jazz':9 'joy':2A 'late':7C 'oldies':11 'sanctuary':4C 'set':14 'suite':5C 'summer':8C 'sweets':13 'th':15
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-1', 'q-bass-2', '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']
                                      'lastfmtags'  ['rock and roll', 'rock n roll', 'doo wop', '60s', 'oldies']
                                        'tag_date'  2001
                                     'discogstags'  ['house', 'electronic']

============================== file details ==============================
                                           'mtime'  1647276912.668607  (2022-03-14 17:55:12)
                             'size'  4756669