======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '77'
                                          'artist'  'Madlib'
                                     'text_people'  ''
                                         'release'  'Medicine Show # 4: Beat Konducta In India'
                                           'title'  'Raw Ground Wire'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['jazz', 'hip hop', 'funk', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '28'
                                      'tracktotal'  '34'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '132.444'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000754 00000640 00001EC3 000019B9 0000A0D0 0000E1EB 00007C9F 00007BB6 '
 '0000A9CB 00000639')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000007C8 0000000000346128 00000000 001C7344 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '34+573AEB7AC723AA32D2B85599392B38FF+9619475'
'TALB' (Album/Movie/Show title)                     'Medicine Show # 4: Beat Konducta In India'
'TBPM' (BPM (beats per minute))                     '132.444'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v7.3.1'
'TIT2' (Title/songname/content description)         'Raw Ground Wire'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Madlib'
'TPE2' (Band/orchestra/accompaniment)               'Madlib'
'TRCK' (Track number/Position in set)               '28/34'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.84 dB'
'TXXX:replaygain_track_peak'                        '0.489606'

========================== row from database ==========================
                                              'id'  1385410
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Medicine Show # 4_ Beat Konducta In India/28 Raw Ground Wire.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  77
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  2662194
                                           'mtime'  1620586231
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 4_ 28 hip hop or rnb or rap or turntablism
                                      'tag_artist'  Madlib
                                     'tag_release'  Medicine Show # 4: Beat Konducta In India
                                       'tag_title'  Raw Ground Wire
                                             'bpm'  132.444
                                    'search_title'  'ground':2 'raw':1 'wire':3
                                   'search_artist'  'madlib':1
                                  'search_release'  '4':3,4 'beat':5 'in':7 'india':8 'konducta':6 'medicine':1 'show':2
                                     'search_rest'  '28':6 '4':5 'hip':7 'hiphop':1 'hop':8 'or':9 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  '28':18 '4':7C,8C,17 'beat':9C 'ground':2A 'hip':19 'hiphop':13 'hop':20 'in':11C 'india':12C 'konducta':10C 'madlib':4B 'medicine':5C 'or':21 'rap':14 'raw':1A 'rnb':15 'show':6C 'turntablism':16 'wire':3A
                                    'tag_tracknum'  28
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', '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'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586230.6793313  (2021-05-09 20:50:30)
                             'size'  2662194