======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '362'
                                          'artist'  'Moloko'
                                     'text_people'  'Mark Brydon & Roisin Murphy'
                                         'release'  'I Am Not A Doctor'
                                           'title'  'The Id'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'house', 'female vocalists', 'electronic', 'electronica']"
                                     'discogstags'  "['electronic', 'trip hop', 'drum n bass', 'house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '15'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz;set-pl-sced'
                                             'bpm'  '84.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000004ED 000005A0 00007308 00008D93 00042D97 00042D97 00008F13 00009085 '
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'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000006FC 0000000000F42D74 00000000 0084D415 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '15+EE04E6940F39BC57C9E49362C76EF84F+6282487'
'TALB' (Album/Movie/Show title)                     'I Am Not A Doctor'
'TBPM' (BPM (beats per minute))                     '84.0'
'TCOM' (Composer)                                   'Mark Brydon & Roisin Murphy'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-trip hop or downtempo or acid jazz', 'set-pl-sced']
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'iTunes v7.0.2'
'TIT2' (Title/songname/content description)         'The Id'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Moloko'
'TPE2' (Band/orchestra/accompaniment)               'Moloko'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '12/15'
'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'                                  ['electronic', 'trip hop', 'drum n bass', 'house']
'TXXX:lastfmtags'                                   ['dance', 'house', 'female vocalists', 'electronic', 'electronica']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.78 dB'
'TXXX:replaygain_track_peak'                        '0.579216'

========================== row from database ==========================
                                              'id'  1311987
                                            'path'  /data/Music/Bulk/00poprockelectronic/Moloko/[1998] I Am Not A Doctor/12 The Id.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  362
                                           'genre'  electronic-trip hop or downtempo or acid jazz;set-pl-sced
                                        'filesize'  8747777
                                           'mtime'  1636911346
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [1998] 12 electronic trip hop downtempo acid jazz;set pl sced
                                      'tag_artist'  Moloko
                                     'tag_release'  I Am Not A Doctor
                                       'tag_title'  The Id
                                             'bpm'  84.0
                                    'search_title'  'id':2 'the':1
                                   'search_artist'  'moloko':1
                                  'search_release'  'a':4 'am':2 'doctor':5 'i':1 'not':3
                                     'search_rest'  '00poprockelectronic':1 '1998':2,3 'acid':8 'downtempo':7 'electronic':4 'hop':6 'jazz':9,11 'pl':13 'sced':14 'set':10,12 'trip':5
                                    'search_combo'  '00poprockelectronic':9 '1998':10,11 'a':7C 'acid':16 'am':5C 'doctor':8C 'downtempo':15 'electronic':12 'hop':14 'i':4C 'id':2A 'jazz':17,19 'moloko':3B 'not':6C 'pl':21 'sced':22 'set':18,20 'the':1A 'trip':13
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'female vocalists', 'electronic', 'electronica']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic', 'trip hop', 'drum n bass', 'house']

============================== file details ==============================
                                           'mtime'  1636911346.2696006  (2021-11-14 18:35:46)
                             'size'  8747777