======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '227'
                                          'artist'  'Golden & Hughes'
                                     'text_people'  ''
                                         'release'  'Edison Blue Amberol  2429'
                                           'title'  "Jimmy Trigger's Return From Mexico (comic sketch)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1914'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '127.0'
                                             'key'  '10A'
                                        '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  2429'
'TBPM' (BPM (beats per minute))                     '127.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1914'
'TIT2' (Title/songname/content description)         "Jimmy Trigger's Return From Mexico (comic sketch)"
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '227000'
'TPE1' (Lead performer(s)/Soloist(s))               'Golden & Hughes'
'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:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                        '+2.02 dB'
'TXXX:replaygain_track_peak'                        '0.747852'

========================== row from database ==========================
                                              'id'  1516123
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1914/Golden & Hughes - Jimmy Trigger_s Return From Mexico (comical sketch) 1914.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  227
                                           'genre'  prerock-vocal
                                        'filesize'  4637759
                                           'mtime'  1620666198
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1914 Trigger_s (comical 1914 prerock vocal
                                      'tag_artist'  Golden & Hughes
                                     'tag_release'  Edison Blue Amberol  2429
                                       'tag_title'  Jimmy Trigger's Return From Mexico (comic sketch)
                                             'bpm'  127.0
                                    'search_title'  'comic':8,9 'from':6 'jimmy':1 'mexico':7 'return':5 's':3 'sketch':10,11 'trigger':2 'triggers':4
                                   'search_artist'  'golden':1 'hughes':2
                                  'search_release'  '2429':4 'amberol':3 'blue':2 'edison':1
                                     'search_rest'  '00oldiepop':5 '1914':6 'comical':9,10 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':11 's':8 'trigger':7 'vocal':12
                                    'search_combo'  '00oldiepop':22 '1914':23 '2429':17C 'amberol':16C 'blue':15C 'comic':8A,9A 'comical':26,27 'country':21 'edison':14C 'exotica':19 'from':6A 'golden':12B 'hughes':13B 'jazz':18 'jimmy':1A 'mexico':7A 'oldies':20 'prerock':28 'return':5A 's':3A,25 'sketch':10A,11A 'trigger':2A,24 'triggers':4A 'vocal':29
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10A
                                           '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-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1914
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620666198.0791469  (2021-05-10 19:03:18)
                             'size'  4637759