======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '41'
                                          'artist'  'Jad and Nao'
                                     'text_people'  ''
                                         'release'  'Half Robot'
                                           'title'  'Protecting'
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 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['outsider music', 'out sider', 'outsider', 'experimental', 'ultra "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '45'
                                      'tracktotal'  '75'
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '142.7'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 0000046F 00000533 00003CF6 00004E3C 00007BFA 00007BFA 00007CCD 00007AA9 '
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'COMM:iTunes_CDDB_1:eng'                            '5410DB4B+323812+75+182+2672+8765+11122+18460+20987+25027+29352+33575+35177+40075+42472+43942+62210+70487+75745+76887+83402+86450+88655+102082+102965+108597+109647+117542+120190+125877+127172+129050+133195+135187+142147+144227+151040+152562+153862+160217+162385+165612+167215+178110+178820+183960+186280+192552+195657+198095+203152+204232+209787+213340+216402+219292+223992+225412+227440+228500+236847+240587+242237+246517+251077+259972+264210+268592+269597+286250+287567+291057+291807+295575+298632+303292+306267+312002'
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'TBPM' (BPM (beats per minute))                     '142.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1992'
'TENC' (Encoded by)                                 'iTunes v4.7'
'TIT2' (Title/songname/content description)         'Protecting'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Jad and Nao'
'TPE2' (Band/orchestra/accompaniment)               'Jad and Nao'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Paperhouse Records'
'TRCK' (Track number/Position in set)               '45/75'
'TSO2'                                              'Fair, Jad and Ishimaru, Naofumi'
'TSOP' (Performer sort order)                       'Fair, Jad and Ishimaru, Naofumi'
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'TXXX:CATALOGNUMBER'                                'PAPCD 15'
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'TXXX:MusicBrainz Album Id'                         '4daf7df5-d33f-44c6-86d9-bc2a6f04d719'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'be4a8e65-a7ba-474c-989b-ed16e51c1a39/9f836d5c-7ce0-4156-a683-7513e6c83eca'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['outsider music', 'out sider', 'outsider', 'experimental', 'ultra awesomeness']
'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'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.21 dB'
'TXXX:replaygain_track_peak'                        '0.580009'
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========================== row from database ==========================
                                              'id'  1372165
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Jad and Nao - Half Robot/Titel 45.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  41
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  999303
                                           'mtime'  1636758115
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Titel 45 electronic experimental oddness
                                      'tag_artist'  Jad and Nao
                                     'tag_release'  Half Robot
                                       'tag_title'  Protecting
                                             'bpm'  142.7
                                    'search_title'  'protecting':1
                                   'search_artist'  'and':2 'jad':1 'nao':3
                                  'search_release'  'half':1 'robot':2
                                     'search_rest'  '45':2 'electronic':3 'experimental':4 'oddness':5 'titel':1
                                    'search_combo'  '45':8 'and':3B 'electronic':9 'experimental':10 'half':5C 'jad':2B 'nao':4B 'oddness':11 'protecting':1A 'robot':6C 'titel':7
                                    'tag_tracknum'  45
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['outsider music', 'out sider', 'outsider', 'experimental', 'ultra awesomeness']
                                        'tag_date'  1992
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636758115.1657572  (2021-11-13 00:01:55)
                             'size'  999303