======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '365'
                                          'artist'  "Walter O'Keefe"
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'The Man on The Flying Trapeze'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', '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-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                     'discogstags'  "['pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '80'
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '115.722'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 1934 and peaked at #6 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 1934 and peaked at #'
'TBPM' (BPM (beats per minute))                     '115.722'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'The Man on The Flying Trapeze'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               "Walter O'Keefe"
'TRCK' (Track number/Position in set)               '80'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'pop'
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.71 dB'
'TXXX:replaygain_track_peak'                        '0.717970'

========================== row from database ==========================
                                              'id'  1506323
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/The man on the flying trapeze - Walter O_Keefe (with Jack Shilkret_s orchestra).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  365
                                           'genre'  prerock-unsorted
                                        'filesize'  5850927
                                           'mtime'  1620386192
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 man the flying trapeze O_Keefe (with Jack Shilkret_s orchestra) prerock unsorted
                                      'tag_artist'  Walter O'Keefe
                                     'tag_release'  None
                                       'tag_title'  The Man on The Flying Trapeze
                                             'bpm'  115.722
                                    'search_title'  'flying':4 'man':2 'on':3 'the':1 'trapeze':5
                                   'search_artist'  'keefe':3 'o':2 'okeefe':4 'walter':1
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 'country':4 'exotica':2 'flying':9 'jack':15 'jazz':1 'keefe':12 'man':7 'o':11 'oldies':3 'orchestra':18,19 'prerock':20 's':17 'shilkret':16 'the':8 'trapeze':10 'unsorted':21 'with':13,14
                                    'search_combo'  '00oldiepop':14 '1934':15 'country':13 'exotica':11 'flying':4A,18 'jack':24 'jazz':10 'keefe':8B,21 'man':2A,16 'o':7B,20 'okeefe':9B 'oldies':12 'on':3A 'orchestra':27,28 'prerock':29 's':26 'shilkret':25 'the':1A,17 'trapeze':5A,19 'unsorted':30 'walter':6B 'with':22,23
                                    'tag_tracknum'  80
                                      'num_images'  0
                                             'key'  10B
                                           '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-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  ['pop']

============================== file details ==============================
                                           'mtime'  1620386191.501866  (2021-05-07 13:16:31)
                             'size'  5850927