======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '348'
                                          'artist'  'Kreidler'
                                     'text_people'  ''
                                         'release'  'Appearance and the Park'
                                           'title'  'Au-Pair'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'krautrock', 'german', 'electronic', 'post rock']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '13'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'rock-post'
                                             'bpm'  '86'
                                             'key'  '11B'
                                        'acoustid'  '6b963b5e-8704-4e97-b0fa-1b828051f896'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Appearance and the Park'
'TBPM' (BPM (beats per minute))                     '86'
'TCON' (Content type, a.k.a. Genre)                 'rock-post'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1999-03-23'
'TIT2' (Title/songname/content description)         'Au-Pair'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Kreidler'
'TPE2' (Band/orchestra/accompaniment)               'Kreidler'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Mute Corporation'
'TRCK' (Track number/Position in set)               '8/13'
'TSO2'                                              'Kreidler'
'TSOP' (Performer sort order)                       'Kreidler'
'TXXX:ASIN'                                         'B00000I8RK'
'TXXX:Acoustid Id'                                  '6b963b5e-8704-4e97-b0fa-1b828051f896'
'TXXX:Artists'                                      'Kreidler'
'TXXX:BARCODE'                                      '724596908822'
'TXXX:CATALOGNUMBER'                                'MUTE 9088-2'
'TXXX:MusicBrainz Album Artist Id'                  '05498d7c-5bd0-40fa-aabf-a39f34efba5c'
'TXXX:MusicBrainz Album Id'                         'e62a021b-fd39-40cc-a563-010fd28823a1'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '05498d7c-5bd0-40fa-aabf-a39f34efba5c'
'TXXX:MusicBrainz Release Group Id'                 '48365b7b-8bbc-3fc2-b8dc-0a6fb26578dc'
'TXXX:MusicBrainz Release Track Id'                 'c2b4de54-233b-382d-80d8-96b80430b073'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'krautrock', 'german', 'electronic', 'post rock']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.620188'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3136c7d8-ea55-4134-99e6-98abaaf2e529')

========================== row from database ==========================
                                              'id'  1310092
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kreidler/Appearance and the Park/Kreidler - Au-Pair - 08.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  348
                                           'genre'  rock-post
                                        'filesize'  8399694
                                           'mtime'  1642081460
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 08 rock post
                                      'tag_artist'  Kreidler
                                     'tag_release'  Appearance and the Park
                                       'tag_title'  Au-Pair
                                             'bpm'  86.0
                                    'search_title'  'au':1 'aupair':3 'pair':2
                                   'search_artist'  'kreidler':1
                                  'search_release'  'and':2 'appearance':1 'park':4 'the':3
                                     'search_rest'  '00poprockelectronic':1 'post':3 'rock':2
                                    'search_combo'  '00poprockelectronic':9 'and':6C 'appearance':5C 'au':1A 'aupair':3A 'kreidler':4B 'pair':2A 'park':8C 'post':11 'rock':10 'the':7C
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['electronica', 'krautrock', 'german', 'electronic', 'post rock']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1642081460.3251178  (2022-01-13 14:44:20)
                             'size'  8399694