======================== unified (from filesystem) ========================
                                         'bitrate'  '200.492'
                                        'duration'  '233'
                                          'artist'  'LeLe'
                                     'text_people'  "Serge Fabergé et Piet Pa'Ra"
                                         'release'  'Flag'
                                           'title'  'Captive De Ton Chiffre'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronic', 'dutch', 'electro', 'kanker hard', 'french']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '15'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '124.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ['0',
 ' 0000071D 00000896 00005DEC 0000628A 00026E24 00019D92 00008DB6 000086BA '
 '0000D649 0000A1D6',
 ' 00000000 00000210 00000924 00000000009CC54C 00000000 00590C9F 00000000 '
 '00000000 00000000 00000000 00000000 00000000']
'COMM:iTunes_CDDB_IDs:eng'                          '15+C4A937FCB769BDE727B511AA9356BC20+10788008'
'PRIV:AverageLevel:Ô\x1a\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xd4\x1a\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Flag'
'TBPM' (BPM (beats per minute))                     '124.9'
'TCOM' (Composer)                                   "Serge Fabergé et Piet Pa'Ra"
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes v7.6.1'
'TIT2' (Title/songname/content description)         'Captive De Ton Chiffre'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Le Le'
'TPE2' (Band/orchestra/accompaniment)               'LeLe'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '5/15'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', 'dutch', 'electro', 'kanker hard', 'french']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.53 dB'
'TXXX:replaygain_track_peak'                        '0.548456'

========================== row from database ==========================
                                              'id'  1311682
                                            'path'  /data/Music/Bulk/00poprockelectronic/LeLe/Flag/05 Captive De Ton Chiffre.mp3
                                         'working'  None
                                         'bitrate'  200
                                    'duration_sec'  233
                                           'genre'  electronic-unsorted
                                        'filesize'  5847554
                                           'mtime'  1621630173
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 05 electronic unsorted
                                      'tag_artist'  LeLe
                                     'tag_release'  Flag
                                       'tag_title'  Captive De Ton Chiffre
                                             'bpm'  124.9
                                    'search_title'  'captive':1 'chiffre':4 'de':2 'ton':3
                                   'search_artist'  'le':2 'lele':1
                                  'search_release'  'flag':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'unsorted':3
                                    'search_combo'  '00poprockelectronic':8 'captive':1A 'chiffre':4A 'de':2A 'electronic':9 'flag':7C 'le':6B 'lele':5B 'ton':3A 'unsorted':10
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'dutch', 'electro', 'kanker hard', 'french']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630173.4255238  (2021-05-21 22:49:33)
                             'size'  5847554