======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '169'
                                          'artist'  'Nat Shilkret & The Victor Orchestra (as Troubadors Orchestra)'
                                     'text_people'  ''
                                         'release'  'Billboard 1928'
                                           'title'  'Neapolitan Nights (Oh, Night of Splendor)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', '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-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'  '130'
                                      'tracktotal'  ''
                                            'date'  '1928'
                                        'comments'  ''
                                           'genre'  'prerock-band'
                                             'bpm'  '143.011'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ('Debuted 1928 and peaked at #11 on Various Charts. Source: Pop Memories. '
 'Label/Number: Victor 21633.   \r\n'
 'ProwlingOwl, cleaned by DancingBear\r\n')
'COMM:ID3v1 Comment:XXX'                            'Debuted 1928 and peaked at #11'
'TALB' (Album/Movie/Show title)                     'Billboard 1928'
'TBPM' (BPM (beats per minute))                     '143.011'
'TCON' (Content type, a.k.a. Genre)                 'prerock-band'
'TDRC' (Recording time)                             '1928'
'TENC' (Encoded by)                                 'ProwlingOwl, cleaned by DancingBear'
'TIT2' (Title/songname/content description)         'Neapolitan Nights (Oh, Night of Splendor)'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Nat Shilkret & The Victor Orchestra (as Troubadors Orchestra)'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '130'
'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'                                       '3'
'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'                        '+1.12 dB'
'TXXX:replaygain_track_peak'                        '0.500583'
'UFID:'                                             UFID(owner='', data=b'XL\x00 1928_130')

========================== row from database ==========================
                                              'id'  978424
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Billboard 1928/1928_130 - Nat Shilkret & The Victor Orchestra (as Troubadors Orchestra) - Neapolitan Nights (Oh, Night of Splendor) (128 M.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  169
                                           'genre'  prerock-band
                                        'filesize'  2715015
                                           'mtime'  1620561409
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1928_130 (128 M prerock band
                                      'tag_artist'  Nat Shilkret & The Victor Orchestra (as Troubadors Orchestra)
                                     'tag_release'  Billboard 1928
                                       'tag_title'  Neapolitan Nights (Oh, Night of Splendor)
                                             'bpm'  143.011
                                    'search_title'  'neapolitan':1 'night':5 'nights':2 'of':6 'oh':3,4 'splendor':7,8
                                   'search_artist'  'as':6,7 'nat':1 'orchestra':5,9 'shilkret':2 'the':3 'troubadors':8 'victor':4
                                  'search_release'  '1928':2 'billboard':1
                                     'search_rest'  '128':7,8 '130':6 '1928':5 'band':11 'country':4 'exotica':2 'jazz':1 'm':9 'oldies':3 'prerock':10
                                    'search_combo'  '128':26,27 '130':25 '1928':19C,24 'as':14B,15B 'band':30 'billboard':18C 'country':23 'exotica':21 'jazz':20 'm':28 'nat':9B 'neapolitan':1A 'night':5A 'nights':2A 'of':6A 'oh':3A,4A 'oldies':22 'orchestra':13B,17B 'prerock':29 'shilkret':10B 'splendor':7A,8A 'the':11B 'troubadors':16B 'victor':12B
                                    'tag_tracknum'  130
                                      'num_images'  0
                                             'key'  5B
                                           '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-3', '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'  1620561409.1265445  (2021-05-09 13:56:49)
                             'size'  2715015