======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '537'
                                          'artist'  'Ooze'
                                     'text_people'  'Sebastian Mullaert'
                                         'release'  'Where The Fields Never End'
                                           'title'  'Quintessence'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['psychill', 'downtempo', 'dub', 'chillout', 'ambient']"
                                     'discogstags'  "['house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-psychill'
                                             'bpm'  '106.3'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

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'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:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
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'PRIV:WM/WMCollectionID:çèë*\x90üÑE\x9eÐ^2¨íb³'     PRIV(owner='WM/WMCollectionID', data=b'\xe7\xe8\xeb*\x90\xfc\xd1E\x9e\xd0^2\xa8\xedb\xb3')
'PRIV:WM/WMContentID:Ý_à`UO\x98H¨ZP\x84¸ßÇ\xa0'     PRIV(owner='WM/WMContentID', data=b'\xdd_\xe0`UO\x98H\xa8ZP\x84\xb8\xdf\xc7\xa0')
'TALB' (Album/Movie/Show title)                     'Where The Fields Never End'
'TBPM' (BPM (beats per minute))                     '106.3'
'TCOM' (Composer)                                   'Sebastian Mullaert'
'TCON' (Content type, a.k.a. Genre)                 'electronic-psychill'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Quintessence'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ooze'
'TPE2' (Band/orchestra/accompaniment)               'Ooze'
'TPUB' (Publisher)                                  'Spirit Zone'
'TRCK' (Track number/Position in set)               '1'
'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'                                  ['house', 'electronic']
'TXXX:lastfmtags'                                   ['psychill', 'downtempo', 'dub', 'chillout', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.29 dB'
'TXXX:replaygain_track_peak'                        '0.697849'

========================== row from database ==========================
                                              'id'  1366578
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Ooze (Sweden)/[2001] Where The Fields Never End/01-quintessence-gem.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  537
                                           'genre'  electronic-psychill
                                        'filesize'  12920313
                                           'mtime'  1636912306
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer (Sweden) [2001] 01 quintessence gem electronic psychill
                                      'tag_artist'  Ooze
                                     'tag_release'  Where The Fields Never End
                                       'tag_title'  Quintessence
                                             'bpm'  106.3
                                    'search_title'  'quintessence':1
                                   'search_artist'  'ooze':1
                                  'search_release'  'end':5 'fields':3 'never':4 'the':2 'where':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '2001':5,6 'electronic':9 'gem':8 'psychill':10 'quintessence':7 'sweden':3,4
                                    'search_combo'  '00calmer':9 '00poprockelectronic':8 '2001':12,13 'electronic':16 'end':7C 'fields':5C 'gem':15 'never':6C 'ooze':2B 'psychill':17 'quintessence':1A,14 'sweden':10,11 'the':4C 'where':3C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['psychill', 'downtempo', 'dub', 'chillout', 'ambient']
                                        'tag_date'  2001
                                     'discogstags'  ['house', 'electronic']

============================== file details ==============================
                                           'mtime'  1636912305.7736282  (2021-11-14 18:51:45)
                             'size'  12920313