======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '233'
                                          'artist'  'Asian Dub Foundation'
                                     'text_people'  ''
                                         'release'  'Enemy Of The Enemy'
                                           'title'  'Fortress Europe'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative', 'trip hop', 'dub', 'electronic', 'hip hop']"
                                     'discogstags'  "['electronic', 'dub', 'drum n bass', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '97.2'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Enemy Of The Enemy'
'TBPM' (BPM (beats per minute))                     '97.2'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Fortress Europe'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Asian Dub Foundation'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'dub', 'drum n bass', 'hip hop']
'TXXX:lastfmtags'                                   ['alternative', 'trip hop', 'dub', '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'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.66 dB'
'TXXX:replaygain_track_peak'                        '0.473570'

========================== row from database ==========================
                                              'id'  1276912
                                            'path'  /data/Music/Bulk/00localcharacter/Asian Dub Foundation/asian dub foundation -2003/101 -  asian dub foundation  -  fortress europe.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  233
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5603396
                                           'mtime'  1620592523
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter asian dub foundation 2003 101 asian dub foundation fortress europe hip hop rnb rap turntablism
                                      'tag_artist'  Asian Dub Foundation
                                     'tag_release'  Enemy Of The Enemy
                                       'tag_title'  Fortress Europe
                                             'bpm'  97.2
                                    'search_title'  'europe':2 'fortress':1
                                   'search_artist'  'asian':1 'dub':2 'foundation':3
                                  'search_release'  'enemy':1 'of':2 'the':3
                                     'search_rest'  '101':5 '2003':4 'asian':1 'dub':2 'europe':7 'fortress':6 'foundation':3 'hip':8 'hop':9 'rap':11 'rnb':10 'turntablism':12
                                    'search_combo'  '101':13 '2003':12 'asian':3B,9 'dub':4B,10 'enemy':6C 'europe':2A,15 'fortress':1A,14 'foundation':5B,11 'hip':16 'hop':17 'of':7C 'rap':19 'rnb':18 'the':8C 'turntablism':20
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative', 'trip hop', 'dub', 'electronic', 'hip hop']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'dub', 'drum n bass', 'hip hop']

============================== file details ==============================
                                           'mtime'  1620592523.003369  (2021-05-09 22:35:23)
                             'size'  5603396