======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '185'
                                          'artist'  'Peerless Quartet'
                                     'text_people'  ''
                                         'release'  'Victor 18554 A'
                                           'title'  "Somebody's Waiting For Someone 1-4-1919"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['spotify', 'all', 'cpdp', 'minstrel', 'acoustic era']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1919'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '96.2'
                                             'key'  '12A'
                                        '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)                     'Victor 18554 A'
'TBPM' (BPM (beats per minute))                     '96.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1919'
'TIT2' (Title/songname/content description)         "Somebody's Waiting For Someone 1-4-1919"
'TKEY' (Initial key)                                '12A'
'TLEN' (Length)                                     '185000'
'TPE1' (Lead performer(s)/Soloist(s))               'Peerless Quartet'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['spotify', 'all', 'cpdp', 'minstrel', 'acoustic era']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.66 dB'
'TXXX:replaygain_track_peak'                        '0.555025'

========================== row from database ==========================
                                              'id'  1521856
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/veryearly/1919/Peerless Quartet - Somebody_s Waiting for Someone 1-4-1919.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  185
                                           'genre'  prerock-unsorted
                                        'filesize'  3844119
                                           'mtime'  1620388020
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm veryearly Somebody_s for prerock unsorted
                                      'tag_artist'  Peerless Quartet
                                     'tag_release'  Victor 18554 A
                                       'tag_title'  Somebody's Waiting For Someone 1-4-1919
                                             'bpm'  96.2
                                    'search_title'  '1':7 '141919':10 '1919':9 '4':8 'for':5 's':2 'somebody':1 'somebodys':3 'someone':6 'waiting':4
                                   'search_artist'  'peerless':1 'quartet':2
                                  'search_release'  '18554':2 'a':3 'victor':1
                                     'search_rest'  'for':4 'prerock':5 's':3 'somebody':2 'unsorted':6 'veryearly':1
                                    'search_combo'  '1':7A '141919':10A '18554':14C '1919':9A '4':8A 'a':15C 'for':5A,19 'peerless':11B 'prerock':20 'quartet':12B 's':2A,18 'somebody':1A,17 'somebodys':3A 'someone':6A 'unsorted':21 'veryearly':16 'victor':13C 'waiting':4A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-1', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['spotify', 'all', 'cpdp', 'minstrel', 'acoustic era']
                                        'tag_date'  1919
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620388020.296136  (2021-05-07 13:47:00)
                             'size'  3844119