======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '208'
                                          'artist'  'Interpol'
                                     'text_people'  ''
                                         'release'  'Our Love To Admire'
                                           'title'  'Scale'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'post punk', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'alternative rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '11'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '96.209'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 0000168E 00001584 0000B6A7 0000B738 000303D6 000303BC 00008713 0000877F '
 '00019F9C 00007368')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A80 00000000008C9370 00000000 003FB634 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '8F0B300B+215015+11+150+26104+43749+59417+75371+94677+115768+132214+155061+169867+190372'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '3'
'TALB' (Album/Movie/Show title)                     'Our Love To Admire'
'TBPM' (BPM (beats per minute))                     '96.209'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v7.2.0.35'
'TIT2' (Title/songname/content description)         'Scale'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Interpol'
'TRCK' (Track number/Position in set)               '3/11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'alternative rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'post punk', 'indie rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.408531'

========================== row from database ==========================
                                              'id'  1341835
                                            'path'  /data/Music/Bulk/00poprockelectronic/Interpol/Our Love To Admire/03 scale.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  208
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4261898
                                           'mtime'  1621697425
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 03 scale ifs songwriter indie rock
                                      'tag_artist'  Interpol
                                     'tag_release'  Our Love To Admire
                                       'tag_title'  Scale
                                             'bpm'  96.209
                                    'search_title'  'scale':1
                                   'search_artist'  'interpol':1
                                  'search_release'  'admire':4 'love':2 'our':1 'to':3
                                     'search_rest'  '00poprockelectronic':1 'ifs':3 'indie':5 'rock':6 'scale':2 'songwriter':4
                                    'search_combo'  '00poprockelectronic':7 'admire':6C 'ifs':9 'indie':11 'interpol':2B 'love':4C 'our':3C 'rock':12 'scale':1A,8 'songwriter':10 'to':5C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'post punk', 'indie rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['rock', 'alternative rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1621697425.1212428  (2021-05-22 17:30:25)
                             'size'  4261898