======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '278'
                                          'artist'  'Voltaire'
                                     'text_people'  ''
                                         'release'  "The Devil's Bris"
                                           'title'  "When You're Evil"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dark cabaret', 'alternative', 'gothic', 'folk', 'darkwave']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '119.900'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Halloween; Romantic'
'TALB' (Album/Movie/Show title)                     "The Devil's Bris"
'TBPM' (BPM (beats per minute))                     '119.900'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         "When You're Evil"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Voltaire'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['dark cabaret', 'alternative', 'gothic', 'folk', 'darkwave']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '-0.37 dB'
'TXXX:replaygain_track_peak'                        '0.860977'

========================== row from database ==========================
                                              'id'  1516626
                                            'path'  /data/Music/Bulk/00poprockelectronic/Voltaire/MBZ;#Voltaire;#The Devil_s Bris;#11;#When You_re Evil.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  278
                                           'genre'  rock-unsorted
                                        'filesize'  4463519
                                           'mtime'  1621695868
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Voltaire;#The Devil_s Bris;#11;#When You_re rock unsorted
                                      'tag_artist'  Voltaire
                                     'tag_release'  The Devil's Bris
                                       'tag_title'  When You're Evil
                                             'bpm'  119.9
                                    'search_title'  'evil':5 're':3 'when':1 'you':2 'youre':4
                                   'search_artist'  'voltaire':1
                                  'search_release'  'bris':5 'devil':2 'devils':4 's':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 '11':11,14 'bris':10,13 'devil':8 'mbz':2,5 're':17 'rock':18 's':9 'the':4,7 'unsorted':19 'voltaire':3,6 'when':12,15 'you':16
                                    'search_combo'  '00poprockelectronic':12 '11':22,25 'bris':11C,21,24 'devil':8C,19 'devils':10C 'evil':5A 'mbz':13,16 're':3A,28 'rock':29 's':9C,20 'the':7C,15,18 'unsorted':30 'voltaire':6B,14,17 'when':1A,23,26 'you':2A,27 'youre':4A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', '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-2', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['dark cabaret', 'alternative', 'gothic', 'folk', 'darkwave']
                                        'tag_date'  1998
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621695868.201474  (2021-05-22 17:04:28)
                             'size'  4463519