======================== unified (from filesystem) ========================
                                         'bitrate'  '128.999'
                                        'duration'  '189'
                                          'artist'  'Earl Burtnett & His Los Angeles Biltmore Hotel Orchestra'
                                     'text_people'  ''
                                         'release'  'Billboard 1928'
                                           'title'  'Sally Of My Dreams'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-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-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '115'
                                      'tracktotal'  ''
                                            'date'  '1928'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '108.297'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 12/22/28 and peaked at #10 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 12/22/28 and peaked'
'TALB' (Album/Movie/Show title)                     'Billboard 1928'
'TBPM' (BPM (beats per minute))                     '108.297'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1928'
'TENC' (Encoded by)                                 'SoundJam v2.5.1'
'TIT2' (Title/songname/content description)         'Sally Of My Dreams'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Earl Burtnett & His Los Angeles Biltmore Hotel Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '115'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.66 dB'
'TXXX:replaygain_track_peak'                        '0.508386'

========================== row from database ==========================
                                              'id'  978196
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Billboard 1928/1928_115 - Earl Burtnett LA Biltmore Hotel Orch - Sally Of My Dreams VBR 129 M (3.09).mp3
                                         'working'  None
                                         'bitrate'  129
                                    'duration_sec'  189
                                           'genre'  prerock-swing
                                        'filesize'  3052478
                                           'mtime'  1620562693
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1928_115 LA VBR 129 (3.09) prerock swing
                                      'tag_artist'  Earl Burtnett & His Los Angeles Biltmore Hotel Orchestra
                                     'tag_release'  Billboard 1928
                                       'tag_title'  Sally Of My Dreams
                                             'bpm'  108.297
                                    'search_title'  'dreams':4 'my':3 'of':2 'sally':1
                                   'search_artist'  'angeles':5 'biltmore':6 'burtnett':2 'earl':1 'his':3 'hotel':7 'los':4 'orchestra':8
                                  'search_release'  '1928':2 'billboard':1
                                     'search_rest'  '09':11 '115':6 '129':9 '1928':5 '3':10 '309':12 'country':4 'exotica':2 'jazz':1 'la':7 'oldies':3 'prerock':13 'swing':14 'vbr':8
                                    'search_combo'  '09':25 '115':20 '129':23 '1928':14C,19 '3':24 '309':26 'angeles':9B 'billboard':13C 'biltmore':10B 'burtnett':6B 'country':18 'dreams':4A 'earl':5B 'exotica':16 'his':7B 'hotel':11B 'jazz':15 'la':21 'los':8B 'my':3A 'of':2A 'oldies':17 'orchestra':12B 'prerock':27 'sally':1A 'swing':28 'vbr':22
                                    'tag_tracknum'  115
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1928
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620562692.8386545  (2021-05-09 14:18:12)
                             'size'  3052478