======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '211'
                                          'artist'  'David Fenech'
                                     'text_people'  ''
                                         'release'  'Classwar Karaoke - 0023 Survey'
                                           'title'  'Un Lacher De Lucioles Jukebox'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oo', 'french', 'experimental', 'frenchpopulation']"
                                     'discogstags'  "['electronic', 'experimental', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '25'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '96.3'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Classwar Karaoke - 0023 Survey'
'TBPM' (BPM (beats per minute))                     '96.3'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TCOP' (Copyright message)                          ('Attribution-NonCommercial-ShareAlike: '
 'http://creativecommons.org/licenses/by-nc-sa/3.0/')
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Un Lacher De Lucioles Jukebox'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'David Fenech'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '25'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'experimental', 'rock']
'TXXX:lastfmtags'                                   ['oo', 'french', 'experimental', 'frenchpopulation']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.70 dB'
'TXXX:replaygain_track_peak'                        '0.595062'

========================== row from database ==========================
                                              'id'  1386139
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Klopenn - va - classwar karaoke [0023 survey]/David_Fenech_-_25_-_Un_Lacher_De_Lucioles_Jukebox.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  211
                                           'genre'  electronic-unsorted
                                        'filesize'  8492133
                                           'mtime'  1621628810
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Klopenn va classwar karaoke [0023 survey] David_Fenech_ _25_ _Un_Lacher_De_Lucioles_Jukebox electronic unsorted
                                      'tag_artist'  David Fenech
                                     'tag_release'  Classwar Karaoke - 0023 Survey
                                       'tag_title'  Un Lacher De Lucioles Jukebox
                                             'bpm'  96.3
                                    'search_title'  'de':3 'jukebox':5 'lacher':2 'lucioles':4 'un':1
                                   'search_artist'  'david':1 'fenech':2
                                  'search_release'  'classwar':1 'karaoke':2 'survey':3
                                     'search_rest'  '0023':5,6 '25':11 'classwar':3 'david':9 'de':14 'electronic':17 'fenech':10 'jukebox':16 'karaoke':4 'klopenn':1 'lacher':13 'lucioles':15 'survey':7,8 'un':12 'unsorted':18 'va':2
                                    'search_combo'  '0023':15,16 '25':21 'classwar':8C,13 'david':6B,19 'de':3A,24 'electronic':27 'fenech':7B,20 'jukebox':5A,26 'karaoke':9C,14 'klopenn':11 'lacher':2A,23 'lucioles':4A,25 'survey':10C,17,18 'un':1A,22 'unsorted':28 'va':12
                                    'tag_tracknum'  25
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['oo', 'french', 'experimental', 'frenchpopulation']
                                        'tag_date'  2013
                                     'discogstags'  ['electronic', 'experimental', 'rock']

============================== file details ==============================
                                           'mtime'  1621628809.7580652  (2021-05-21 22:26:49)
                             'size'  8492133