======================== unified (from filesystem) ========================
                                         'bitrate'  '80.0'
                                        'duration'  '190'
                                          'artist'  'Dorsey Brothers Orchestra feat. v/Bob Crosby'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Lost In A Fog'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', '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-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '224'
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '90.980'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ('Debuted 11/3/1934 and peaked at #15 on Various Charts. source Pop '
 'Memories \r\n'
 'feat. v/Bob Crosby')
'COMM:ID3v1 Comment:XXX'                            'Debuted 11/3/1934 and peaked'
'TBPM' (BPM (beats per minute))                     '90.980'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1934'
'TENC' (Encoded by)                                 'iTunes v4.5'
'TIT2' (Title/songname/content description)         'Lost In A Fog'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dorsey Brothers Orchestra feat. v/Bob Crosby'
'TRCK' (Track number/Position in set)               '224'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.01 dB'
'TXXX:replaygain_track_peak'                        '0.485208'

========================== row from database ==========================
                                              'id'  1454955
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Lost in a fog - Dorsey Brothers Orchestra (vocal by Bob Crosby).mp3
                                         'working'  None
                                         'bitrate'  80
                                    'duration_sec'  190
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  1905695
                                           'mtime'  1620526149
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 in fog (vocal Crosby) prerock jb jazz unsorted
                                      'tag_artist'  Dorsey Brothers Orchestra feat. v/Bob Crosby
                                     'tag_release'  None
                                       'tag_title'  Lost In A Fog
                                             'bpm'  90.98
                                    'search_title'  'a':3 'fog':4 'in':2 'lost':1
                                   'search_artist'  'bob':7 'brothers':2 'crosby':9 'dorsey':1 'feat':4,5 'orchestra':3 'v':6 'vbob':8
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 'country':4 'crosby':11,12 'exotica':2 'fog':8 'in':7 'jazz':1 'jb':14 'oldies':3 'prerock':13 'unsorted':15 'vocal':9,10
                                    'search_combo'  '00oldiepop':18 '1934':19 'a':3A 'bob':11B 'brothers':6B 'country':17 'crosby':13B,24,25 'dorsey':5B 'exotica':15 'feat':8B,9B 'fog':4A,21 'in':2A,20 'jazz':14 'jb':27 'lost':1A 'oldies':16 'orchestra':7B 'prerock':26 'unsorted':28 'v':10B 'vbob':12B 'vocal':22,23
                                    'tag_tracknum'  224
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', '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-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526149.0788167  (2021-05-09 04:09:09)
                             'size'  1905695