======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '199'
                                          'artist'  'Africa Hitech'
                                     'text_people'  ''
                                         'release'  'Hitecherous'
                                           'title'  'Too Late'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dub', 'warp', 'dubstep', 'electronic', 'post dubstep', 'juke']"
                                     'discogstags'  "['electronic', 'grime', 'dubstep']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '7'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '142.608'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 0000098B 00000A3E 000074C0 00007BAD 0001923E 0001923E 00007FFF 00007FFF '
 '000003E0 000003E0')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000009CC 0000000000864024 00000000 0079AF06 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '7+D903D543B4C9BA1596BFBDD1093E9952+15266363'
'TALB' (Album/Movie/Show title)                     'Hitecherous'
'TBPM' (BPM (beats per minute))                     '142.608'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2010'
'TENC' (Encoded by)                                 'iTunes 9.0.2'
'TIT2' (Title/songname/content description)         'Too Late'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Africa Hitech'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/7'
'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:discogstags'                                  ['electronic', 'grime', 'dubstep']
'TXXX:lastfmtags'                                   ['dub', 'warp', 'dubstep', 'electronic', 'post dubstep', 'juke']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.24 dB'
'TXXX:replaygain_track_peak'                        '0.441009'

========================== row from database ==========================
                                              'id'  760078
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Africa Hitech - TOO LATE.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  199
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  8028850
                                           'mtime'  1620586691
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism TOO LATE hip hop or rnb or rap or turntablism
                                      'tag_artist'  Africa Hitech
                                     'tag_release'  Hitecherous
                                       'tag_title'  Too Late
                                             'bpm'  142.608
                                    'search_title'  'late':2 'too':1
                                   'search_artist'  'africa':1 'hitech':2
                                  'search_release'  'hitecherous':1
                                     'search_rest'  'hip':7 'hiphop':1 'hop':8 'late':6 'or':9 'rap':2 'rnb':3 'too':5 'turntablism':4
                                    'search_combo'  'africa':3B 'hip':12 'hiphop':6 'hitech':4B 'hitecherous':5C 'hop':13 'late':2A,11 'or':14 'rap':7 'rnb':8 'too':1A,10 'turntablism':9
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dub', 'warp', 'dubstep', 'electronic', 'post dubstep', 'juke']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic', 'grime', 'dubstep']

============================== file details ==============================
                                           'mtime'  1620586691.2701595  (2021-05-09 20:58:11)
                             'size'  8028850