======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '237'
                                          'artist'  'Helios'
                                     'text_people'  'Keith Kenniff'
                                         'release'  'Eingya'
                                           'title'  'Vargtimme'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-1', 'q-busy-1', 'q-grit-1', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'downtempo', 'idm', 'electronic', 'ambient']"
                                     'discogstags'  "['ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '130.4'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunes_CDDB_IDs:eng'                          '11+298927FBFAD50ADDA1486B6BB338A835+7110733'
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'PRIV:WM/WMCollectionGroupID:õ@«¤bXÚH\x92ÐÒÌv³£9'   PRIV(owner='WM/WMCollectionGroupID', data=b'\xf5@\xab\xa4bX\xdaH\x92\xd0\xd2\xccv\xb3\xa39')
'PRIV:WM/WMCollectionID:õ@«¤bXÚH\x92ÐÒÌv³£9'        PRIV(owner='WM/WMCollectionID', data=b'\xf5@\xab\xa4bX\xdaH\x92\xd0\xd2\xccv\xb3\xa39')
'PRIV:WM/WMContentID:wòÕz\x08©\x00A\x8fGïTºÚ±6'     PRIV(owner='WM/WMContentID', data=b'w\xf2\xd5z\x08\xa9\x00A\x8fG\xefT\xba\xda\xb16')
'TALB' (Album/Movie/Show title)                     'Eingya'
'TBPM' (BPM (beats per minute))                     '130.4'
'TCOM' (Composer)                                   'Keith Kenniff'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'iTunes v6.0.2'
'TIT2' (Title/songname/content description)         'Vargtimme'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Helios'
'TPE2' (Band/orchestra/accompaniment)               'Helios'
'TPUB' (Publisher)                                  'Type'
'TRCK' (Track number/Position in set)               '4'
'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'                                  'ambient'
'TXXX:lastfmtags'                                   ['electronica', 'downtempo', 'idm', 'electronic', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.15 dB'
'TXXX:replaygain_track_peak'                        '0.461875'

========================== row from database ==========================
                                              'id'  1290984
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/Helios/Eingya/04 vargtimme.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  237
                                           'genre'  electronic-ambient
                                        'filesize'  5711099
                                           'mtime'  1636910677
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient 04 vargtimme electronic ambient
                                      'tag_artist'  Helios
                                     'tag_release'  Eingya
                                       'tag_title'  Vargtimme
                                             'bpm'  130.4
                                    'search_title'  'vargtimme':1
                                   'search_artist'  'helios':1
                                  'search_release'  'eingya':1
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 'ambient':5 'electronic':4 'vargtimme':3
                                    'search_combo'  '00ambient':5 '00poprockelectronic':4 'ambient':8 'eingya':3C 'electronic':7 'helios':2B 'vargtimme':1A,6
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  3A
                                           '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-1', 'q-drums-1', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['electronica', 'downtempo', 'idm', 'electronic', 'ambient']
                                        'tag_date'  2006
                                     'discogstags'  ['ambient']

============================== file details ==============================
                                           'mtime'  1636910676.8300493  (2021-11-14 18:24:36)
                             'size'  5711099