======================== unified (from filesystem) ========================
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                                        'duration'  '226'
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '11'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '94.857'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

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'COMM:iTunNORM:eng'                                 (' 000005AD 0000055C 00005995 00005995 0001300F 0001300F 00007697 00007902 '
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'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-05-12'
'TIT2' (Title/songname/content description)         'Uprock and Invigorate (a Prefuse/Dabrye production)'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Prefuse 73'
'TPE2' (Band/orchestra/accompaniment)               'Prefuse 73'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Warp Records'
'TRCK' (Track number/Position in set)               '4/11'
'TSO2'                                              'Prefuse 73'
'TSOP' (Performer sort order)                       'Prefuse 73'
'TXXX:ASIN'                                         'B00008PRRK'
'TXXX:CATALOGNUMBER'                                'WARPLP105'
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'TXXX:MusicBrainz Album Id'                         '5200fcae-4dd1-4668-9141-7351c4ae975b'
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'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:Q-JZFKS'                                      '1'
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'TXXX:lastfmtags'                                   ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.66 dB'
'TXXX:replaygain_track_peak'                        '0.357489'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'bea3a329-3c85-4c9e-a7fd-051a046d40ec')
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Prefuse 73/One Word Extinguisher/Prefuse 73 - One Word Extinguisher - 04 - Uprock and Invigorate a Prefuse (produced by Dabryre).mp3
                                         'working'  None
                                         'bitrate'  206
                                    'duration_sec'  226
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5882368
                                           'mtime'  1620592390
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 04 (produced by Dabryre) hip hop rnb rap turntablism
                                      'tag_artist'  Prefuse 73
                                     'tag_release'  One Word Extinguisher
                                       'tag_title'  Uprock and Invigorate (a Prefuse/Dabrye production)
                                             'bpm'  94.857
                                    'search_title'  'a':4,5 'and':2 'dabrye':7 'invigorate':3 'prefuse':6 'prefusedabrye':8 'production':9,10 'uprock':1
                                   'search_artist'  '73':2 'prefuse':1
                                  'search_release'  'extinguisher':3 'one':1 'word':2
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                                    'search_combo'  '73':12B 'a':4A,5A 'and':2A 'by':22 'dabrye':7A 'dabryre':23,24 'extinguisher':15C 'hip':25 'hiphop':16 'hop':26 'invigorate':3A 'one':13C 'prefuse':6A,11B 'prefusedabrye':8A 'produced':20,21 'production':9A,10A 'rap':17 'rnb':18 'turntablism':19 'uprock':1A 'word':14C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620592390.3000884  (2021-05-09 22:33:10)
                             'size'  5882368