======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '175'
                                          'artist'  "Mandy Lee & Ladd's Black Aces"
                                     'text_people'  ''
                                         'release'  'Gennett  5125'
                                           'title'  'If Your Man Is Like My Man'
                                           '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-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1923'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '124.163'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Gennett  5125'
'TBPM' (BPM (beats per minute))                     '124.163'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1923'
'TIT2' (Title/songname/content description)         'If Your Man Is Like My Man'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               "Mandy Lee & Ladd's Black Aces"
'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:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'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'                        '+2.11 dB'
'TXXX:replaygain_track_peak'                        '0.334108'

========================== row from database ==========================
                                              'id'  1507103
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1923/Mandy Lee & Ladd_s Black Aces - If Your Man Is Like My Man 5-4-1923.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  175
                                           'genre'  prerock-unsorted
                                        'filesize'  3518258
                                           'mtime'  1621697900
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1923 Ladd_s 4 1923 prerock unsorted
                                      'tag_artist'  Mandy Lee & Ladd's Black Aces
                                     'tag_release'  Gennett  5125
                                       'tag_title'  If Your Man Is Like My Man
                                             'bpm'  124.163
                                    'search_title'  'if':1 'is':4 'like':5 'man':3 'my':6 'your':2
                                   'search_artist'  'aces':7 'black':6 'ladd':3 'ladds':5 'lee':2 'mandy':1 's':4
                                  'search_release'  '5125':2 'gennett':1
                                     'search_rest'  '00oldiepop':5 '1923':6 '4':9 'country':4 'exotica':2 'jazz':1 'ladd':7 'oldies':3 'prerock':10 's':8 'unsorted':11
                                    'search_combo'  '00oldiepop':20 '1923':21 '4':24 '5125':15C 'aces':13B 'black':12B 'country':19 'exotica':17 'gennett':14C 'if':1A 'is':4A 'jazz':16 'ladd':9B,22 'ladds':11B 'lee':8B 'like':5A 'man':3A 'mandy':7B 'my':6A 'oldies':18 'prerock':25 's':10B,23 'unsorted':26 'your':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           '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-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1923
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697900.2186859  (2021-05-22 17:38:20)
                             'size'  3518258