======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '363'
                                          'artist'  'Animals as Leaders'
                                     'text_people'  ''
                                         'release'  'The Madness of Many'
                                           'title'  'Arithmophobia'
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                                      'lastfmtags'  "['instrumental', 'math metal', 'djent', 'progressive metal', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '10'
                                            'date'  '2016'
                                        'comments'  ''
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                                             'bpm'  '100.4'
                                             'key'  '10A'
                                        'acoustid'  'fb3914a5-ecce-4848-9f46-e768a1dfa20c'
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======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'EAC SM T&C AccurateRip FLAC -8'
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'TBPM' (BPM (beats per minute))                     '100.4'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-progressive'
'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016-11-11'
'TIT2' (Title/songname/content description)         'Arithmophobia'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Animals as Leaders'
'TPE2' (Band/orchestra/accompaniment)               'Animals as Leaders'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sumerian Records'
'TRCK' (Track number/Position in set)               '1/10'
'TSO2'                                              'Animals as Leaders'
'TSOP' (Performer sort order)                       'Animals as Leaders'
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'TXXX:BARCODE'                                      '817424016476'
'TXXX:CATALOGNUMBER'                                'SUM747'
'TXXX:MusicBrainz Album Artist Id'                  '5c2d2520-950b-4c78-84fc-78a9328172a3'
'TXXX:MusicBrainz Album Id'                         '51c65da7-b16c-42a0-8959-a16f2cfac105'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5c2d2520-950b-4c78-84fc-78a9328172a3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['instrumental', 'math metal', 'djent', 'progressive metal', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.42 dB'
'TXXX:replaygain_track_peak'                        '0.447536'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'fc2434cf-ce86-4187-a7bf-e88281d51364')

========================== row from database ==========================
                                              'id'  1393703
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Animals as Leaders - The Madness of Many (2016) 320/01 Arithmophobia.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  363
                                           'genre'  eid-metal-progressive
                                        'filesize'  14715185
                                           'mtime'  1620310856
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal (2016) 320 01 eid metal progressive
                                      'tag_artist'  Animals as Leaders
                                     'tag_release'  The Madness of Many
                                       'tag_title'  Arithmophobia
                                             'bpm'  100.4
                                    'search_title'  'arithmophobia':1
                                   'search_artist'  'animals':1 'as':2 'leaders':3
                                  'search_release'  'madness':2 'many':4 'of':3 'the':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '2016':3,4 '320':5 'eid':6 'metal':7 'progressive':8
                                    'search_combo'  '00dwimp':9 '00metal':10 '2016':11,12 '320':13 'animals':2B 'arithmophobia':1A 'as':3B 'eid':14 'leaders':4B 'madness':6C 'many':8C 'metal':15 'of':7C 'progressive':16 'the':5C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['instrumental', 'math metal', 'djent', 'progressive metal', 'experimental']
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620310855.8404663  (2021-05-06 16:20:55)
                             'size'  14715185