======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '83'
                                          'artist'  'De Huilende Rappers'
                                     'text_people'  ''
                                         'release'  'Verkleed Als Sukkel'
                                           'title'  'Bellen Met Opa'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-3', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['piraatjes', 'all', 'nederhop', 'rap', 'hip hop']"
                                     'discogstags'  "['gangsta', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '30'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism;loc-eur-netherlands'
                                             'bpm'  '123.482'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Verkleed Als Sukkel'
'TBPM' (BPM (beats per minute))                     '123.482'
'TCON' (Content type, a.k.a. Genre)                 ['hip hop or rnb or rap or turntablism', 'loc-eur-netherlands']
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         'Bellen Met Opa'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'De Huilende Rappers'
'TRCK' (Track number/Position in set)               '30'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['gangsta', 'hip hop']
'TXXX:lastfmtags'                                   ['piraatjes', 'all', 'nederhop', 'rap', 'hip hop']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.51 dB'
'TXXX:replaygain_track_peak'                        '0.529444'

========================== row from database ==========================
                                              'id'  937251
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/Huilende Rappers/VerkleedAlsSukkel/30. De Huilende Rappers - Bellen Met Opa.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  83
                                           'genre'  hip hop or rnb or rap or turntablism;loc-eur-netherlands
                                        'filesize'  3378365
                                           'mtime'  1620527007
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch VerkleedAlsSukkel 30. hip hop or rnb or rap or turntablism;loc eur netherlands
                                      'tag_artist'  De Huilende Rappers
                                     'tag_release'  Verkleed Als Sukkel
                                       'tag_title'  Bellen Met Opa
                                             'bpm'  123.482
                                    'search_title'  'bellen':1 'met':2 'opa':3
                                   'search_artist'  'de':1 'huilende':2 'rappers':3
                                  'search_release'  'als':2 'sukkel':3 'verkleed':1
                                     'search_rest'  '00dutch':4 '00mid':1 '30':6,7 'als':20 'eur':17 'europe':3 'hip':8 'hop':9 'loc':14,16 'netherlands':18 'north':2 'or':10 'rap':12 'rnb':11 'sukkel':21 'turntablism':13,15 'verkleed':19 'verkleedalssukkel':5
                                    'search_combo'  '00dutch':13 '00mid':10 '30':15,16 'als':8C,29 'bellen':1A 'de':4B 'eur':26 'europe':12 'hip':17 'hop':18 'huilende':5B 'loc':23,25 'met':2A 'netherlands':27 'north':11 'opa':3A 'or':19 'rap':21 'rappers':6B 'rnb':20 'sukkel':9C,30 'turntablism':22,24 'verkleed':7C,28 'verkleedalssukkel':14
                                    'tag_tracknum'  30
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['piraatjes', 'all', 'nederhop', 'rap', 'hip hop']
                                        'tag_date'  2014
                                     'discogstags'  ['gangsta', 'hip hop']

============================== file details ==============================
                                           'mtime'  1620527007.1022396  (2021-05-09 04:23:27)
                             'size'  3378365