======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '178'
                                          'artist'  'Powerman 5000'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  ''
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['industrial metal', 'industrial', 'metal', 'rock', 'hard rock', 'nu metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'eid-metal-industrial'
                                             'bpm'  '144.028'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'd:\\taikoweb\\mp3\\990429\\Power'
'COMM:MusicMatch_Path:XXX'                          ('d:\\taikoweb\\mp3\\990429\\Powerman 5000-Tonight The Stars Revolt-When '
 'Worlds Collide.mp3')
'COMM:MusicMatch_Serial:XXX'                        'C0AA71'
'TBPM' (BPM (beats per minute))                     '144.028'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-industrial'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               ['Powerman 5000', 'Powerman 5000']
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:album'                                        ['Tonight The Stars Revolt', 'Tonight The Stars Revolt']
'TXXX:lastfmtags'                                   ['industrial metal', 'industrial', 'metal', 'rock', 'hard rock', 'nu metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.79 dB'
'TXXX:replaygain_track_peak'                        '0.336169'
'TXXX:title'                                        ['When Worlds Collide', 'When Worlds Collide']

========================== row from database ==========================
                                              'id'  1491364
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/Powerman 5000 - When Worlds Collide - Tony Hawks Pro Skater.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  178
                                           'genre'  eid-metal-industrial
                                        'filesize'  2860202
                                           'mtime'  1620311101
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch When Worlds Collide Tony Hawks Pro Skater eid metal industrial
                                      'tag_artist'  Powerman 5000
                                     'tag_release'  None
                                       'tag_title'  None
                                             'bpm'  144.028
                                    'search_title'  None
                                   'search_artist'  '5000':2 'powerman':1
                                  'search_release'  
                                     'search_rest'  '00dutch':4 '00mid':1 'collide':7 'eid':12 'europe':3 'hawks':9 'industrial':14 'metal':13 'north':2 'pro':10 'skater':11 'tony':8 'when':5 'worlds':6
                                    'search_combo'  '00dutch':6 '00mid':3 '5000':2B 'collide':9 'eid':14 'europe':5 'hawks':11 'industrial':16 'metal':15 'north':4 'powerman':1B 'pro':12 'skater':13 'tony':10 'when':7 'worlds':8
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-piano-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['industrial metal', 'industrial', 'metal', 'rock', 'hard rock', 'nu metal']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620311101.1578307  (2021-05-06 16:25:01)
                             'size'  2860202