======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '138'
                                          'artist'  'Rolf Harris'
                                     'text_people'  ''
                                         'release'  'Best of Rolf Harris'
                                           'title'  'Pukka Chicken'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['kids', '60s', 'novelty', 'pop', 'australian', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'ifs-unsorted'
                                             'bpm'  '123.406'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'COMM:ID3v1 Comment:XXX'                            'Australian'
'COMM:Songs-DB_Custom2:eng'                         'Novelty; Male; Oldies; Classic'
'COMM:Songs-DB_Custom3:eng'                         'Australian'
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Best of Rolf Harris'
'TBPM' (BPM (beats per minute))                     '123.406'
'TCON' (Content type, a.k.a. Genre)                 'ifs-unsorted'
'TDOR' (Original release time)                      '1969'
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         'Pukka Chicken'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rolf Harris'
'TPE2' (Band/orchestra/accompaniment)               'Rolf Harris'
'TRCK' (Track number/Position in set)               '16'
'TSOP' (Performer sort order)                       'Harris, Rolf'
'TXXX:ALBUMARTISTSORT'                              'Harris, Rolf'
'TXXX:ASIN'                                         'B0000257DE'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist Id'                  'a56dfbb1-a51d-46c3-a0bd-c60dcad1f27c'
'TXXX:MusicBrainz Album Id'                         '4b640853-9c15-44fc-9232-6c62b310383d'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'a56dfbb1-a51d-46c3-a0bd-c60dcad1f27c'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['kids', '60s', 'novelty', 'pop', 'australian', 'folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.51 dB'
'TXXX:replaygain_track_peak'                        '0.545824'

========================== row from database ==========================
                                              'id'  1317823
                                            'path'  /data/Music/Bulk/00poprockelectronic/Rolf Harris/Rolf Harris__Best Of Rolf Harris__16 - Pukka Chicken.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  138
                                           'genre'  ifs-unsorted
                                        'filesize'  3385748
                                           'mtime'  1620571897
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Harris__Best Of Harris__16 ifs unsorted
                                      'tag_artist'  Rolf Harris
                                     'tag_release'  Best of Rolf Harris
                                       'tag_title'  Pukka Chicken
                                             'bpm'  123.406
                                    'search_title'  'chicken':2 'pukka':1
                                   'search_artist'  'harris':2 'rolf':1
                                  'search_release'  'best':1 'harris':4 'of':2 'rolf':3
                                     'search_rest'  '00poprockelectronic':1 '16':6 'best':3 'harris':2,5 'ifs':7 'of':4 'unsorted':8
                                    'search_combo'  '00poprockelectronic':9 '16':14 'best':5C,11 'chicken':2A 'harris':4B,8C,10,13 'ifs':15 'of':6C,12 'pukka':1A 'rolf':3B,7C 'unsorted':16
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['kids', '60s', 'novelty', 'pop', 'australian', 'folk']
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571896.5357208  (2021-05-09 16:51:36)
                             'size'  3385748