======================== unified (from filesystem) ========================
                                         'bitrate'  '208.734'
                                        'duration'  '208'
                                          'artist'  'Nekromantix'
                                     'text_people'  'Dan Gaarder/Kristian Sandorff'
                                         'release'  'Punk-O-Rama Vol. 9'
                                           'title'  'Struck By A Wrecking Ball'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['punk rock', 'psychobilly', 'punk', 'rockabilly', 'horror punk']"
                                     'discogstags'  "['psychobilly', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '117.5'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '[fnt]'
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'TALB' (Album/Movie/Show title)                     'Punk-O-Rama Vol. 9'
'TBPM' (BPM (beats per minute))                     '117.5'
'TCMP'                                              '1'
'TCOM' (Composer)                                   'Dan Gaarder/Kristian Sandorff'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'Tagged by Flash Renamer - http://www.rlvision.com'
'TIT2' (Title/songname/content description)         'Struck By A Wrecking Ball'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nekromantix'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Epitaph'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:TAGGINGTIME'                                  '2010-02-18T13:14:50'
'TXXX:discogstags'                                  ['psychobilly', 'rock']
'TXXX:lastfmtags'                                   ['punk rock', 'psychobilly', 'punk', 'rockabilly', 'horror punk']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.10 dB'
'TXXX:replaygain_track_peak'                        '0.382671'

========================== row from database ==========================
                                              'id'  1417915
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Pennywise - Epitaph/Punk-o-Rama Vol. 9/13 - Nekromantix - Struck By A Wrecking Ball.mp3
                                         'working'  None
                                         'bitrate'  208
                                    'duration_sec'  208
                                           'genre'  rock-gr-punk
                                        'filesize'  6314436
                                           'mtime'  1622659104
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Pennywise Epitaph 13 rock gr punk
                                      'tag_artist'  Nekromantix
                                     'tag_release'  Punk-O-Rama Vol. 9
                                       'tag_title'  Struck By A Wrecking Ball
                                             'bpm'  117.5
                                    'search_title'  'a':3 'ball':5 'by':2 'struck':1 'wrecking':4
                                   'search_artist'  'nekromantix':1
                                  'search_release'  '9':7 'o':2 'punk':1 'punkorama':4 'rama':3 'vol':5,6
                                     'search_rest'  'epitaph':6 'garage':2 'gr':8 'pennywise':5 'punk':1 'rock':7 'stoner':4 'surf':3
                                    'search_combo'  '9':13C 'a':3A 'ball':5A 'by':2A 'epitaph':19 'garage':15 'gr':21 'nekromantix':6B 'o':8C 'pennywise':18 'punk':7C,14 'punkorama':10C 'rama':9C 'rock':20 'stoner':17 'struck':1A 'surf':16 'vol':11C,12C 'wrecking':4A
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['punk rock', 'psychobilly', 'punk', 'rockabilly', 'horror punk']
                                        'tag_date'  2004
                                     'discogstags'  ['psychobilly', 'rock']

============================== file details ==============================
                                           'mtime'  1622659103.6885898  (2021-06-02 20:38:23)
                             'size'  6314436