======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '173'
                                          'artist'  'Nat Gonella'
                                     'text_people'  ''
                                         'release'  'Parlophone F  210'
                                           'title'  'Black Coffee (vocal - Gonella)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['singer', 'jazz', 'trumpet', 'traditional jazz', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1935'
                                        'comments'  ''
                                           'genre'  'prerock-swing;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '92.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Parlophone F  210'
'TBPM' (BPM (beats per minute))                     '92.9'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-swing', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1935'
'TIT2' (Title/songname/content description)         'Black Coffee (vocal - Gonella)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nat Gonella'
'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:lastfmtags'                                   ['singer', 'jazz', 'trumpet', 'traditional jazz', 'swing']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'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'                        '+2.39 dB'
'TXXX:replaygain_track_peak'                        '0.471028'

========================== row from database ==========================
                                              'id'  1433225
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1935/Nat Gonella - Black Coffee (vocal - Gonella) 24-7-1935.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  173
                                           'genre'  prerock-swing;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3469106
                                           'mtime'  1674646557
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1935 24 7 1935 prerock swing;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Nat Gonella
                                     'tag_release'  Parlophone F  210
                                       'tag_title'  Black Coffee (vocal - Gonella)
                                             'bpm'  92.9
                                    'search_title'  'black':1 'coffee':2 'gonella':5,6 'vocal':3,4
                                   'search_artist'  'gonella':2 'nat':1
                                  'search_release'  '210':3 'f':2 'parlophone':1
                                     'search_rest'  '00oldiepop':5 '1935':6 '24':7 '7':8 'country':4 'exotica':2 'jazz':1 'mor':19 'oldies':3 'pl':14 'prerock':9 'set':11,13,16,18 'shirleyspinoza':15,17 'swing':10,12
                                    'search_combo'  '00oldiepop':16 '1935':17 '210':11C '24':18 '7':19 'black':1A 'coffee':2A 'country':15 'exotica':13 'f':10C 'gonella':5A,6A,8B 'jazz':12 'mor':30 'nat':7B 'oldies':14 'parlophone':9C 'pl':25 'prerock':20 'set':22,24,27,29 'shirleyspinoza':26,28 'swing':21,23 'vocal':3A,4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['singer', 'jazz', 'trumpet', 'traditional jazz', 'swing']
                                        'tag_date'  1935
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1674646556.9554312  (2023-01-25 12:35:56)
                             'size'  3469106