======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '213'
                                          'artist'  'Raymond Van Het Groenewoud'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Liefde Voor Muziek'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-1', "
 "'q-chart-1', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['nederlandstalig', 'other', 'belgium', 'belgian', 'kleinkunst', 'singer "
 "songwriter']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '135.004'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '01-07-2001'
'COMM:ID3v1 Comment:XXX'                            '01-07-2001'
'TBPM' (BPM (beats per minute))                     '135.004'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TIT2' (Title/songname/content description)         'Liefde Voor Muziek'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Raymond Van Het Groenewoud'
'TRCK' (Track number/Position in set)               '0'
'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:lastfmtags'                                   ['nederlandstalig',
 'other',
 'belgium',
 'belgian',
 'kleinkunst',
 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.74 dB'
'TXXX:replaygain_track_peak'                        '0.730095'

========================== row from database ==========================
                                              'id'  932288
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/Raymond van het Groenewoud - Liefde voor muziek.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  213
                                           'genre'  loc-eur-netherlands
                                        'filesize'  3418942
                                           'mtime'  1621629397
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch van het voor muziek loc eur netherlands
                                      'tag_artist'  Raymond Van Het Groenewoud
                                     'tag_release'  None
                                       'tag_title'  Liefde Voor Muziek
                                             'bpm'  135.004
                                    'search_title'  'liefde':1 'muziek':3 'voor':2
                                   'search_artist'  'groenewoud':4 'het':3 'raymond':1 'van':2
                                  'search_release'  
                                     'search_rest'  '00dutch':4 '00mid':1 'eur':10 'europe':3 'het':6 'loc':9 'muziek':8 'netherlands':11 'north':2 'van':5 'voor':7
                                    'search_combo'  '00dutch':11 '00mid':8 'eur':17 'europe':10 'groenewoud':7B 'het':6B,13 'liefde':1A 'loc':16 'muziek':3A,15 'netherlands':18 'north':9 'raymond':4B 'van':5B,12 'voor':2A,14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-1', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['nederlandstalig', 'other', 'belgium', 'belgian', 'kleinkunst', 'singer songwriter']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629397.4062824  (2021-05-21 22:36:37)
                             'size'  3418942