======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '173'
                                          'artist'  'Spike Jones & His City Slickers'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  ('080 Oh! By Jingo! (Oh! By Gee, By Gosh, By Gum, By Juu) - Spike Jones & His '
 'City Slickers (17-07-1943)')
                                           '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-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['40s', 'jazz', 'comedy', 'spike jones', 'los angeles']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '80'
                                      'tracktotal'  ''
                                            'date'  '1943'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '93.457'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '93.457'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1943'
'TIT2' (Title/songname/content description)         ('080 Oh! By Jingo! (Oh! By Gee, By Gosh, By Gum, By Juu) - Spike Jones & His '
 'City Slickers (17-07-1943)')
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Spike Jones & His City Slickers'
'TRCK' (Track number/Position in set)               '80'
'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:lastfmtags'                                   ['40s', 'jazz', 'comedy', 'spike jones', 'los angeles']
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.43 dB'
'TXXX:replaygain_track_peak'                        '0.328041'

========================== row from database ==========================
                                              'id'  1455471
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1943/080 Oh! By Jingo! (Oh! By Gee, By Gosh, By Gum, By Juu) - Spike Jones & His City Slickers (17-07-1943).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  173
                                           'genre'  prerock-unsorted
                                        'filesize'  2776526
                                           'mtime'  1621698056
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop prerock unsorted
                                      'tag_artist'  Spike Jones & His City Slickers
                                     'tag_release'  None
                                       'tag_title'  080 Oh! By Jingo! (Oh! By Gee, By Gosh, By Gum, By Juu) - Spike Jones & His City Slickers (17-07-1943)
                                             'bpm'  93.457
                                    'search_title'  '07':19 '17':18 '17071943':21 '1943':20 'by':2 'city':16 'gee':5,6 'gosh':7,8 'gum':9,10 'his':15 'jingo':3 'jones':14 'juu':11,12 'oh':1,4 'slickers':17 'spike':13
                                   'search_artist'  'city':4 'his':3 'jones':2 'slickers':5 'spike':1
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':6 'unsorted':7
                                    'search_combo'  '00oldiepop':31 '07':19A '17':18A '17071943':21A '1943':20A 'by':2A 'city':16A,25B 'country':30 'exotica':28 'gee':5A,6A 'gosh':7A,8A 'gum':9A,10A 'his':15A,24B 'jazz':27 'jingo':3A 'jones':14A,23B 'juu':11A,12A 'oh':1A,4A 'oldies':29 'prerock':32 'slickers':17A,26B 'spike':13A,22B 'unsorted':33
                                    'tag_tracknum'  80
                                      'num_images'  0
                                             '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-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['40s', 'jazz', 'comedy', 'spike jones', 'los angeles']
                                        'tag_date'  1943
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698055.5581894  (2021-05-22 17:40:55)
                             'size'  2776526