======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '498'
                                          'artist'  'Daft Punk'
                                     'text_people'  ''
                                         'release'  'Random Access Memories (Japanese Edition)'
                                           'title'  'Touch (Feat. Paul Williams)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'house', 'electronica', 'electronic', 'techno']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '120.3'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Random Access Memories (Japanese Edition)'
'TBPM' (BPM (beats per minute))                     '120.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Touch (Feat. Paul Williams)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Daft Punk'
'TPE2' (Band/orchestra/accompaniment)               'Daft Punk'
'TPOS' (Part of a set)                              '1'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', 'house', 'electronica', 'electronic', 'techno']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+11.72 dB'
'TXXX:replaygain_track_peak'                        '0.130406'

========================== row from database ==========================
                                              'id'  1303632
                                            'path'  /data/Music/Bulk/00poprockelectronic/Daft Punk - Random Access Memories (Japanese Edition)/1-07 Touch (Feat. Paul Williams).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  498
                                           'genre'  electronic-th-techno
                                        'filesize'  19983184
                                           'mtime'  1620568776
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1 07 electronic th techno
                                      'tag_artist'  Daft Punk
                                     'tag_release'  Random Access Memories (Japanese Edition)
                                       'tag_title'  Touch (Feat. Paul Williams)
                                             'bpm'  120.3
                                    'search_title'  'feat':2,3 'paul':4 'touch':1 'williams':5,6
                                   'search_artist'  'daft':1 'punk':2
                                  'search_release'  'access':2 'edition':6,7 'japanese':4,5 'memories':3 'random':1
                                     'search_rest'  '00poprockelectronic':1 '1':2 'electronic':3 'techno':5 'th':4
                                    'search_combo'  '00poprockelectronic':16 '1':17 'access':10C 'daft':7B 'edition':14C,15C 'electronic':18 'feat':2A,3A 'japanese':12C,13C 'memories':11C 'paul':4A 'punk':8B 'random':9C 'techno':20 'th':19 'touch':1A 'williams':5A,6A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'electronica', 'electronic', 'techno']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620568776.3142598  (2021-05-09 15:59:36)
                             'size'  19983184