======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '237'
                                          'artist'  'Black Rebel Motorcycle Club'
                                     'text_people'  'Peter Hayes, Robert Turner'
                                         'release'  'Baby 81'
                                           'title'  'Killing the Light'
                                           'quals'  ("['Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', "
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                                      'lastfmtags'  "['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '13'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage'
                                             'bpm'  '127.444'
                                             'key'  '5A'
                                        'acoustid'  '55596778-af3b-4981-a922-2b8f932a7edd'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 0000257D 0000282F 0000B39F'
'COMM:iTunNORM:eng'                                 (' 0000257D 0000282F 0000B39F 0000EEB9 0001AFD6 0001AF6D 00008E43 00008BCB '
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'COMM:iTunPGAP:eng'                                 '0/'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000B34 00000000009FD23C 00000000 0073E7D7 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '13+1CD87391E1C794D244A96EA8EB9C1957+8779827'
'TALB' (Album/Movie/Show title)                     'Baby 81'
'TBPM' (BPM (beats per minute))                     '127.444'
'TCOM' (Composer)                                   'Peter Hayes, Robert Turner'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-garage'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007-05-01'
'TENC' (Encoded by)                                 'iTunes v7.1.0.59'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['Peter Hayes', ''], ['Robert Levon Been', ''], ['Nick Jago', ''], ['Peter Hayes', ''], ['Robert Levon Been', ''], ['Nick Jago', '']])
'TIT2' (Title/songname/content description)         'Killing the Light'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Black Rebel Motorcycle Club'
'TPE2' (Band/orchestra/accompaniment)               'Black Rebel Motorcycle Club'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Drop The Gun Recordings/Universal Island Records'
'TRCK' (Track number/Position in set)               '11/13'
'TSO2'                                              'Black Rebel Motorcycle Club'
'TSOP' (Performer sort order)                       'Black Rebel Motorcycle Club'
'TSRC' (ISRC (international standard recording code))  'GBUM70702873'
'TXXX:ASIN'                                         'B000P0IJ12'
'TXXX:Acoustid Id'                                  '55596778-af3b-4981-a922-2b8f932a7edd'
'TXXX:BARCODE'                                      '602517329584'
'TXXX:CATALOGNUMBER'                                '1732958/1732958'
'TXXX:MusicBrainz Album Artist Id'                  '32b90c92-9978-4a07-90eb-caa4b22f4907'
'TXXX:MusicBrainz Album Id'                         'aef6775c-0702-48d4-b314-9384072a301b'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '32b90c92-9978-4a07-90eb-caa4b22f4907'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.77 dB'
'TXXX:replaygain_track_peak'                        '0.328758'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd349667a-8cd7-4985-938f-bb42394d45b8')

========================== row from database ==========================
                                              'id'  1312707
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Baby 81/11 Killing the Light.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  237
                                           'genre'  rock-gr-garage
                                        'filesize'  7627110
                                           'mtime'  1620388753
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 11 rock gr garage
                                      'tag_artist'  Black Rebel Motorcycle Club
                                     'tag_release'  Baby 81
                                       'tag_title'  Killing the Light
                                             'bpm'  127.444
                                    'search_title'  'killing':1 'light':3 'the':2
                                   'search_artist'  'black':1 'club':4 'motorcycle':3 'rebel':2
                                  'search_release'  '81':2 'baby':1
                                     'search_rest'  '00poprockelectronic':1 'garage':6 'gr':5 'indierock':3 'poprock':2 'rock':4
                                    'search_combo'  '00poprockelectronic':10 '81':9C 'baby':8C 'black':4B 'club':7B 'garage':15 'gr':14 'indierock':12 'killing':1A 'light':3A 'motorcycle':6B 'poprock':11 'rebel':5B 'rock':13 'the':2A
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1620388752.920901  (2021-05-07 13:59:12)
                             'size'  7627110