======================== unified (from filesystem) ========================
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                                        'duration'  '198'
                                          'artist'  'Madlib'
                                     'text_people'  'Madlib'
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                                           'title'  'Bonus I'
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                                      'lastfmtags'  "['jazz', 'hip hop', 'funk', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '6'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '138.512'
                                             'key'  '3A'
                                        'acoustid'  'e761e3e3-d9bc-41db-b2db-9d5b39c48aed'
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Medicine Show No. 3: Beat Konducta in Africa'
'TBPM' (BPM (beats per minute))                     '138.512'
'TCOM' (Composer)                                   'Madlib'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-03-23'
'TENC' (Encoded by)                                 'dBpoweramp Release 13.2'
'TIT2' (Title/songname/content description)         'Bonus I'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Madlib'
'TPE2' (Band/orchestra/accompaniment)               'Madlib'
'TPOS' (Part of a set)                              '3/3'
'TPUB' (Publisher)                                  'Madlib Invazion'
'TRCK' (Track number/Position in set)               '4/6'
'TSO2'                                              'Madlib'
'TSOP' (Performer sort order)                       'Madlib'
'TXXX:Acoustid Id'                                  'e761e3e3-d9bc-41db-b2db-9d5b39c48aed'
'TXXX:CATALOGNUMBER'                                'MMS003'
'TXXX:MusicBrainz Album Artist Id'                  'ea9078ef-20ca-4506-81ea-2ae5fe3a42e8'
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'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
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'TXXX:iTunes_CDDB_IDs'                              '43+9F5AB9F080830DC8CBFB7AAA7F108E45+14713702'
'TXXX:lastfmtags'                                   ['jazz', 'hip hop', 'funk', 'rap']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.64 dB'
'TXXX:replaygain_track_peak'                        '0.811120'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3db19347-9202-465b-ba86-cc79928ecec3')

========================== row from database ==========================
                                              'id'  924145
                                            'path'  /data/Music/Bulk/00localcharacter/00africa/(2010) medicine show no. 3 - beat konducta in africa/41 - madlib - bonus i.mp3
                                         'working'  None
                                         'bitrate'  249
                                    'duration_sec'  198
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  6354199
                                           'mtime'  1620526900
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00africa (2010) medicine show no. beat konducta africa 41 madlib bonus hip hop or rnb or rap or turntablism
                                      'tag_artist'  Madlib
                                     'tag_release'  Medicine Show No. 3: Beat Konducta in Africa
                                       'tag_title'  Bonus I
                                             'bpm'  138.512
                                    'search_title'  'bonus':1 'i':2
                                   'search_artist'  'madlib':1
                                  'search_release'  '3':5,6 'africa':10 'beat':7 'in':9 'konducta':8 'medicine':1 'no':3,4 'show':2
                                     'search_rest'  '00africa':1 '2010':2,3 '41':11 'africa':10 'beat':8 'bonus':13 'hip':14 'hop':15 'konducta':9 'madlib':12 'medicine':4 'no':6,7 'or':16 'rap':18 'rnb':17 'show':5 'turntablism':19
                                    'search_combo'  '00africa':14 '2010':15,16 '3':8C,9C '41':24 'africa':13C,23 'beat':10C,21 'bonus':1A,26 'hip':27 'hop':28 'i':2A 'in':12C 'konducta':11C,22 'madlib':3B,25 'medicine':4C,17 'no':6C,7C,19,20 'or':29 'rap':31 'rnb':30 'show':5C,18 'turntablism':32
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'hip hop', 'funk', 'rap']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526899.9364502  (2021-05-09 04:21:39)
                             'size'  6354199