======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '70'
                                          'artist'  'Spectre'
                                     'text_people'  ''
                                         'release'  'Tunes From The Crypt'
                                           'title'  'Fanfare'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-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-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['illbient', 'dub', 'black metal', 'trip hop', 'hip hop']"
                                     'discogstags'  "['electronic', 'hip hop', 'illbient', 'abstract', 'dub']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '109.3'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tunes From The Crypt'
'TBPM' (BPM (beats per minute))                     '109.3'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Fanfare'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Spectre'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'hip hop', 'illbient', 'abstract', 'dub']
'TXXX:lastfmtags'                                   ['illbient', 'dub', 'black metal', 'trip hop', 'hip hop']
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.34 dB'
'TXXX:replaygain_track_peak'                        '0.891575'

========================== row from database ==========================
                                              'id'  1378614
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Spectre - 03 - Tunes From The Crypt (2006)/14. Fanfare.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  70
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  2848041
                                           'mtime'  1620592493
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 03 (2006) 14. hip hop or rnb or rap or turntablism
                                      'tag_artist'  Spectre
                                     'tag_release'  Tunes From The Crypt
                                       'tag_title'  Fanfare
                                             'bpm'  109.3
                                    'search_title'  'fanfare':1
                                   'search_artist'  'spectre':1
                                  'search_release'  'crypt':4 'from':2 'the':3 'tunes':1
                                     'search_rest'  '14':7,8 '2006':5,6 'hip':9 'hiphop':1 'hop':10 'or':11 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  '14':13,14 '2006':11,12 'crypt':6C 'fanfare':1A 'from':4C 'hip':15 'hiphop':7 'hop':16 'or':17 'rap':8 'rnb':9 'spectre':2B 'the':5C 'tunes':3C 'turntablism':10
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', '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'  ['illbient', 'dub', 'black metal', 'trip hop', 'hip hop']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic', 'hip hop', 'illbient', 'abstract', 'dub']

============================== file details ==============================
                                           'mtime'  1620592493.083674  (2021-05-09 22:34:53)
                             'size'  2848041