======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '183'
                                          'artist'  "Rudy Wiedoeft's Palace Trio"
                                     'text_people'  ''
                                         'release'  'Okeh  4086'
                                           'title'  'Lone Star -1-1920 Okeh'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', '1920s', 'novelty', 'ragtime', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1920'
                                        'comments'  ''
                                           'genre'  'prerock-ragtime'
                                             'bpm'  '113.580'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'Sound edited by Breda4@hotmail'
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Okeh  4086'
'TBPM' (BPM (beats per minute))                     '113.580'
'TCON' (Content type, a.k.a. Genre)                 'prerock-ragtime'
'TDRC' (Recording time)                             '1920'
'TIT2' (Title/songname/content description)         'Lone Star -1-1920 Okeh'
'TKEY' (Initial key)                                '11A'
'TLEN' (Length)                                     '183000'
'TPE1' (Lead performer(s)/Soloist(s))               "Rudy Wiedoeft's Palace Trio"
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', '1920s', 'novelty', 'ragtime', 'pop']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.37 dB'
'TXXX:replaygain_track_peak'                        '0.564718'

========================== row from database ==========================
                                              'id'  1511964
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1920/Rudy Wiedoeft_s Palace Trio - Lone Star -1-1920 Okeh.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  183
                                           'genre'  prerock-ragtime
                                        'filesize'  3816741
                                           'mtime'  1620527007
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop Wiedoeft_s prerock ragtime
                                      'tag_artist'  Rudy Wiedoeft's Palace Trio
                                     'tag_release'  Okeh  4086
                                       'tag_title'  Lone Star -1-1920 Okeh
                                             'bpm'  113.58
                                    'search_title'  '1':3 '11920':5 '1920':4 'lone':1 'okeh':6 'star':2
                                   'search_artist'  'palace':5 'rudy':1 's':3 'trio':6 'wiedoeft':2 'wiedoefts':4
                                  'search_release'  '4086':2 'okeh':1
                                     'search_rest'  '00oldiepop':5 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'ragtime':9 's':7 'wiedoeft':6
                                    'search_combo'  '00oldiepop':19 '1':3A '11920':5A '1920':4A '4086':14C 'country':18 'exotica':16 'jazz':15 'lone':1A 'okeh':6A,13C 'oldies':17 'palace':11B 'prerock':22 'ragtime':23 'rudy':7B 's':9B,21 'star':2A 'trio':12B 'wiedoeft':8B,20 'wiedoefts':10B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', '1920s', 'novelty', 'ragtime', 'pop']
                                        'tag_date'  1920
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527007.2054913  (2021-05-09 04:23:27)
                             'size'  3816741