======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '225'
                                          'artist'  'Carsten Woll'
                                     'text_people'  ''
                                         'release'  'Edison Blue Amberol  9247'
                                           'title'  'Gamble Norge (Norwegian song)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1919'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern;prerock-vocal'
                                             'bpm'  '142.6'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TALB' (Album/Movie/Show title)                     'Edison Blue Amberol  9247'
'TBPM' (BPM (beats per minute))                     '142.6'
'TCON' (Content type, a.k.a. Genre)                 ['loc-eur-northern', 'prerock-vocal']
'TDRC' (Recording time)                             '1919-03'
'TIT2' (Title/songname/content description)         'Gamble Norge (Norwegian song)'
'TKEY' (Initial key)                                '12B'
'TLEN' (Length)                                     '225000'
'TPE1' (Lead performer(s)/Soloist(s))               'Carsten Woll'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.57 dB'
'TXXX:replaygain_track_peak'                        '0.647666'

========================== row from database ==========================
                                              'id'  1470785
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1919/Carsten Woll - Gamble Norge (Norwegian song) -3-1919.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  225
                                           'genre'  loc-eur-northern;prerock-vocal
                                        'filesize'  4570384
                                           'mtime'  1621627088
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1919 3 1919 loc eur northern;prerock vocal
                                      'tag_artist'  Carsten Woll
                                     'tag_release'  Edison Blue Amberol  9247
                                       'tag_title'  Gamble Norge (Norwegian song)
                                             'bpm'  142.6
                                    'search_title'  'gamble':1 'norge':2 'norwegian':3,4 'song':5,6
                                   'search_artist'  'carsten':1 'woll':2
                                  'search_release'  '9247':4 'amberol':3 'blue':2 'edison':1
                                     'search_rest'  '00oldiepop':5 '1919':6 '3':7 'country':4 'eur':9 'exotica':2 'jazz':1 'loc':8 'northern':10,12 'oldies':3 'prerock':11,13 'vocal':14
                                    'search_combo'  '00oldiepop':17 '1919':18 '3':19 '9247':12C 'amberol':11C 'blue':10C 'carsten':7B 'country':16 'edison':9C 'eur':21 'exotica':14 'gamble':1A 'jazz':13 'loc':20 'norge':2A 'northern':22,24 'norwegian':3A,4A 'oldies':15 'prerock':23,25 'song':5A,6A 'vocal':26 'woll':8B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1919
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627088.0677586  (2021-05-21 21:58:08)
                             'size'  4570384