======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '147'
                                          'artist'  'Saxo Piano Phiends'
                                     'text_people'  ''
                                         'release'  'Pathe  22278'
                                           'title'  'I Left The Door Open 1919'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['jazz', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1919'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '96.8'
                                             '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'
'COMM:MusicMatch_Tempo:eng'                         'None'
'TALB' (Album/Movie/Show title)                     'Pathe  22278'
'TBPM' (BPM (beats per minute))                     '96.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1919'
'TIT2' (Title/songname/content description)         'I Left The Door Open 1919'
'TKEY' (Initial key)                                '12B'
'TLEN' (Length)                                     '147000'
'TPE1' (Lead performer(s)/Soloist(s))               'Saxo Piano Phiends'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['jazz', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.81 dB'
'TXXX:replaygain_track_peak'                        '0.811024'

========================== row from database ==========================
                                              'id'  1475833
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/veryearly/1919/Saxo Piano Phiends - I Left The Door Open 1919.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  147
                                           'genre'  prerock-unsorted
                                        'filesize'  3007741
                                           'mtime'  1621698483
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm veryearly prerock unsorted
                                      'tag_artist'  Saxo Piano Phiends
                                     'tag_release'  Pathe  22278
                                       'tag_title'  I Left The Door Open 1919
                                             'bpm'  96.8
                                    'search_title'  '1919':6 'door':4 'i':1 'left':2 'open':5 'the':3
                                   'search_artist'  'phiends':3 'piano':2 'saxo':1
                                  'search_release'  '22278':2 'pathe':1
                                     'search_rest'  'prerock':2 'unsorted':3 'veryearly':1
                                    'search_combo'  '1919':6A '22278':11C 'door':4A 'i':1A 'left':2A 'open':5A 'pathe':10C 'phiends':9B 'piano':8B 'prerock':13 'saxo':7B 'the':3A 'unsorted':14 'veryearly':12
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1919
                                     'discogstags'  ['jazz', 'pop']

============================== file details ==============================
                                           'mtime'  1621698482.5370083  (2021-05-22 17:48:02)
                             'size'  3007741