======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '116'
                                          'artist'  'Joop Visser'
                                     'text_people'  ''
                                         'release'  'Opnieuw opgenomen II'
                                           'title'  'Liefde'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ('[\'male vocals\', \'geohash:u178k6mpc0en\', \'utrecht\', "women\'s names", '
 "'dutch']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '22'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '111.640'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x006\x00+\x009\x006\x00+\x001\x00D\x005\x008\x00+\x004\x00A\x00B\x00F\x00+\x006\x00C\x00C\x000\x00+\x00A\x009\x008\x003\x00+\x001\x001\x009\x004\x00A\x00+\x001\x003\x00D\x009\x00E\x00+\x001\x005\x00B\x009\x00B\x00+\x001\x009\x00C\x000\x008\x00+\x001\x00B\x00C\x009\x007\x00+\x001\x00E\x005\x004\x00B\x00+\x002\x001\x00D\x00E\x007\x00+\x002\x007\x002\x001\x00D\x00+\x002\x008\x00C\x008\x00C\x00+\x002\x00B\x00F\x00A\x007\x00+\x002\x00E\x008\x001\x000\x00+\x003\x001\x00C\x001\x00A\x00+\x003\x003\x00B\x00B\x004\x00+\x003\x006\x004\x003\x00B\x00+\x003\x009\x001\x002\x00A\x00+\x003\x00C\x00D\x006\x003\x00+\x004\x000\x007\x003\x006\x00+\x004\x002\x00C\x00F\x00E\x00\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMCollectionID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMContentID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMContentID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Opnieuw opgenomen II'
'TBPM' (BPM (beats per minute))                     '111.640'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Liefde'
'TKEY' (Initial key)                                '1B'
'TLEN' (Length)                                     '116066'
'TPE1' (Lead performer(s)/Soloist(s))               'Joop Visser'
'TPE2' (Band/orchestra/accompaniment)               'Joop Visser'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/22'
'TSO2'                                              'Visser, Joop'
'TSOP' (Performer sort order)                       'Visser, Joop'
'TXXX:Artists'                                      'Joop Visser'
'TXXX:MusicBrainz Album Artist Id'                  '5f8c6c75-5d39-40df-a0be-2b565d5b9f33'
'TXXX:MusicBrainz Album Id'                         '68960185-8d7f-4d57-b7ce-1d4664c131c6'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5f8c6c75-5d39-40df-a0be-2b565d5b9f33'
'TXXX:MusicBrainz Release Group Id'                 'fc4734bd-dd74-3f61-a92d-2b4b4df0a57c'
'TXXX:MusicBrainz Release Track Id'                 'a5a1b857-a260-3ab8-a3fe-e622611333b4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['male vocals', 'geohash:u178k6mpc0en', 'utrecht', "women's names", 'dutch']
'TXXX:originalyear'                                 '1993'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.70 dB'
'TXXX:replaygain_track_peak'                        '0.603460'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'917f395c-c2f4-4b32-8115-5ae4c3e34136')

========================== row from database ==========================
                                              'id'  1491084
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/Joop Visser/Opnieuw Opgenomen II/03 Joop Visser - Opnieuw Opgenomen II  - liefde.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  116
                                           'genre'  loc-eur-netherlands
                                        'filesize'  1863483
                                           'mtime'  1621629343
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch Opgenomen 03 Opgenomen liefde loc eur netherlands
                                      'tag_artist'  Joop Visser
                                     'tag_release'  Opnieuw opgenomen II
                                       'tag_title'  Liefde
                                             'bpm'  111.64
                                    'search_title'  'liefde':1
                                   'search_artist'  'joop':1 'visser':2
                                  'search_release'  'ii':3 'opgenomen':2 'opnieuw':1
                                     'search_rest'  '00dutch':4 '00mid':1 'eur':8 'europe':3 'liefde':6 'loc':7 'netherlands':9 'north':2 'opgenomen':5
                                    'search_combo'  '00dutch':10 '00mid':7 'eur':14 'europe':9 'ii':6C 'joop':2B 'liefde':1A,12 'loc':13 'netherlands':15 'north':8 'opgenomen':5C,11 'opnieuw':4C 'visser':3B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['male vocals', 'geohash:u178k6mpc0en', 'utrecht', "women's names", 'dutch']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629343.472215  (2021-05-21 22:35:43)
                             'size'  1863483