======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '217'
                                          'artist'  'The Streets'
                                     'text_people'  'Mike Skinner'
                                         'release'  "A Grand Don't Come for Free"
                                           'title'  'Not Addicted'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'hip hop', 'british', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '116.992'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000001D0 00000190 00000886 00000917 0000C367 0000C367 000046E1 00004220 '
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'PRIV:WM/WMCollectionID:\x11#\x8a\x14Ê\x06+NªBÚ=F»\t+'  PRIV(owner='WM/WMCollectionID', data=b'\x11#\x8a\x14\xca\x06+N\xaaB\xda=F\xbb\t+')
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'TALB' (Album/Movie/Show title)                     "A Grand Don't Come for Free"
'TBPM' (BPM (beats per minute))                     '116.992'
'TCOM' (Composer)                                   'Mike Skinner'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Not Addicted'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Streets'
'TPUB' (Publisher)                                  'Vice/Atlantic'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'hip hop', 'british', 'rap']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.434941'

========================== row from database ==========================
                                              'id'  1532640
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Streets, The - The Streets/The Streets_/A Grand Don_t Come for Free/03 Not Addicted.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  217
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5234001
                                           'mtime'  1620592499
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Streets, Streets_ Don_t 03 hip hop rnb rap turntablism
                                      'tag_artist'  The Streets
                                     'tag_release'  A Grand Don't Come for Free
                                       'tag_title'  Not Addicted
                                             'bpm'  116.992
                                    'search_title'  'addicted':2 'not':1
                                   'search_artist'  'streets':2 'the':1
                                  'search_release'  'a':1 'come':6 'don':3 'dont':5 'for':7 'free':8 'grand':2 't':4
                                     'search_rest'  'don':7 'hip':9 'hiphop':1 'hop':10 'rap':2 'rnb':3 'streets':5,6 't':8 'turntablism':4
                                    'search_combo'  'a':5C 'addicted':2A 'come':10C 'don':7C,19 'dont':9C 'for':11C 'free':12C 'grand':6C 'hip':21 'hiphop':13 'hop':22 'not':1A 'rap':14 'rnb':15 'streets':4B,17,18 't':8C,20 'the':3B 'turntablism':16
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', '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-4', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'hip hop', 'british', 'rap']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592498.9662817  (2021-05-09 22:34:58)
                             'size'  5234001