======================== unified (from filesystem) ========================
                                         'bitrate'  '260.781'
                                        'duration'  '217'
                                          'artist'  'The Cave Singers'
                                     'text_people'  ''
                                         'release'  'Invitation Songs'
                                           'title'  'Called'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-OLDST-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['bagel', 'lo fi', 'indie folk', 'americana', 'folk']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '10'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '115.458'
                                             'key'  '6A'
                                        'acoustid'  'd44d55ec-e178-467a-9db5-82433459725c'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '10'
'COMM:iTunNORM:eng'                                 (' 00000238 000001EC 000040FE 0000430F 00032497 00032497 00007FD9 00007FDB '
 '0001B9BC 0002BE72')
'COMM:iTunPGAP:eng'                                 '0/'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000840 0000000000922CB0 00000000 006BFE28 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '6808DB0A+170213+10+150+22632+39767+55098+70614+84707+102834+120228+137710+153921'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '10'
'TALB' (Album/Movie/Show title)                     'Invitation Songs'
'TBPM' (BPM (beats per minute))                     '115.458'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007-09-25'
'TENC' (Encoded by)                                 'iTunes v7.4.2'
'TIT2' (Title/songname/content description)         'Called'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cave Singers'
'TPE2' (Band/orchestra/accompaniment)               'The Cave Singers'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Matador'
'TRCK' (Track number/Position in set)               '10/10'
'TSO2'                                              'Cave Singers, The'
'TSOP' (Performer sort order)                       'Cave Singers, The'
'TXXX:ASIN'                                         'B000UGG36E'
'TXXX:Acoustid Id'                                  'd44d55ec-e178-467a-9db5-82433459725c'
'TXXX:BARCODE'                                      '744861077121'
'TXXX:CATALOGNUMBER'                                'OLE 771-2'
'TXXX:MusicBrainz Album Artist Id'                  'bc07a2b3-807a-4dda-9c19-003553f18f45'
'TXXX:MusicBrainz Album Id'                         'd8f53d5b-0833-443b-a2df-5a33ce2022e0'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'bc07a2b3-807a-4dda-9c19-003553f18f45'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['bagel', 'lo fi', 'indie folk', 'americana', 'folk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.61 dB'
'TXXX:replaygain_track_peak'                        '0.710157'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'248cc8ad-6f30-4088-80c6-68d340033d6b')

========================== row from database ==========================
                                              'id'  1299649
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Invitation Songs/10 Called.mp3
                                         'working'  None
                                         'bitrate'  260
                                    'duration_sec'  217
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  7216042
                                           'mtime'  1636400702
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 10 ifs songwriter folk
                                      'tag_artist'  The Cave Singers
                                     'tag_release'  Invitation Songs
                                       'tag_title'  Called
                                             'bpm'  115.458
                                    'search_title'  'called':1
                                   'search_artist'  'cave':2 'singers':3 'the':1
                                  'search_release'  'invitation':1 'songs':2
                                     'search_rest'  '00poprockelectronic':1 'folk':6 'ifs':4 'indierock':3 'poprock':2 'songwriter':5
                                    'search_combo'  '00poprockelectronic':7 'called':1A 'cave':3B 'folk':12 'ifs':10 'indierock':9 'invitation':5C 'poprock':8 'singers':4B 'songs':6C 'songwriter':11 'the':2B
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['bagel', 'lo fi', 'indie folk', 'americana', 'folk']
                                        'tag_date'  2007
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636400702.0170808  (2021-11-08 20:45:02)
                             'size'  7216042