======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '304'
                                          'artist'  'Mogwai'
                                     'text_people'  'Mogwai'
                                         'release'  'Zidane: A 21st Century Portrait'
                                           'title'  'Black Spider'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'indie', 'alternative', 'post rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '10'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-post;set-pl-sced'
                                             'bpm'  '145.371'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 000002EA 00000485 00001EEE 00001DDC 000330BC 00023829 00007F4F 000080F0 '
 '00017A92 0002A08D')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000780 0000000000CCE370 00000000 006F729D 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '10+93C8E5BCB130642A5574AEADA2E9BEA1+8199021'
'TALB' (Album/Movie/Show title)                     'Zidane: A 21st Century Portrait'
'TBPM' (BPM (beats per minute))                     '145.371'
'TCOM' (Composer)                                   'Mogwai'
'TCON' (Content type, a.k.a. Genre)                 ['rock-post', 'set-pl-sced']
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'iTunes v7.5'
'TIT2' (Title/songname/content description)         'Black Spider'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mogwai'
'TPE2' (Band/orchestra/accompaniment)               'Mogwai'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/10'
'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'                                   ['instrumental', 'indie', 'alternative', 'post rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.72 dB'
'TXXX:replaygain_track_peak'                        '0.600550'

========================== row from database ==========================
                                              'id'  1282105
                                            'path'  /data/Music/Bulk/00poprockelectronic/Mogwai/[2006] Zidane_ A 21st Century Portrait/01 Black Spider.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  304
                                           'genre'  rock-post;set-pl-sced
                                        'filesize'  7345478
                                           'mtime'  1678905654
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2006] Zidane_ 01 rock post;set pl sced
                                      'tag_artist'  Mogwai
                                     'tag_release'  Zidane: A 21st Century Portrait
                                       'tag_title'  Black Spider
                                             'bpm'  145.371
                                    'search_title'  'black':1 'spider':2
                                   'search_artist'  'mogwai':1
                                  'search_release'  '21st':4 'a':3 'century':5 'portrait':6 'zidane':1,2
                                     'search_rest'  '00poprockelectronic':1 '2006':2,3 'pl':10 'post':6,8 'rock':5 'sced':11 'set':7,9 'zidane':4
                                    'search_combo'  '00poprockelectronic':10 '2006':11,12 '21st':7C 'a':6C 'black':1A 'century':8C 'mogwai':3B 'pl':19 'portrait':9C 'post':15,17 'rock':14 'sced':20 'set':16,18 'spider':2A 'zidane':4C,5C,13
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['instrumental', 'indie', 'alternative', 'post rock']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678905653.5530493  (2023-03-15 19:40:53)
                             'size'  7345478