======================== unified (from filesystem) ========================
                                         'bitrate'  '80.0'
                                        'duration'  '180'
                                          'artist'  'Bing Crosby'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'White Christmas'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['crooners', 'jazz', 'christmas', 'oldies', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1944'
                                        'comments'  ''
                                           'genre'  'prerock-swing;set-th-christmas'
                                             'bpm'  '132.012'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['Debuted 12/16/1944 and peaked at #5 on Various Charts. Source: Pop Hits\r\n'
 '\r\n'
 'Decca 18429',
 'Debuted 1944 and peaked at # on Various Charts. Label/Number: Decca 18429. '
 'Billboard Pop Charts (1940-1954)\r\n']
'COMM:ID3v1 Comment:XXX'                            'Debuted 12/16/1944 and peaked'
'TBPM' (BPM (beats per minute))                     '132.012'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-swing', 'set-th-christmas']
'TDRC' (Recording time)                             '1944'
'TIT2' (Title/songname/content description)         'White Christmas'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bing Crosby'
'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'                                   ['crooners', 'jazz', 'christmas', 'oldies', 'swing']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.28 dB'
'TXXX:replaygain_track_peak'                        '0.579811'
'UFID:'                                             UFID(owner='', data=b'XL\x00 CH1944_001')

========================== row from database ==========================
                                              'id'  1431418
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1944/ch1944_001 - bing crosby - white christmas 80 m (3.01).mp3
                                         'working'  None
                                         'bitrate'  80
                                    'duration_sec'  180
                                           'genre'  prerock-swing;set-th-christmas
                                        'filesize'  1810432
                                           'mtime'  1674646559
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1944 ch1944_001 bing crosby white christmas 80 (3.01) prerock swing;set th christmas
                                      'tag_artist'  Bing Crosby
                                     'tag_release'  None
                                       'tag_title'  White Christmas
                                             'bpm'  132.012
                                    'search_title'  'christmas':2 'white':1
                                   'search_artist'  'bing':1 'crosby':2
                                  'search_release'  
                                     'search_rest'  '001':8 '00oldiepop':5 '01':15 '1944':6 '3':14 '301':16 '80':13 'bing':9 'ch1944':7 'christmas':12 'country':4 'crosby':10 'exotica':2 'jazz':1 'oldies':3 'prerock':17 'set':19,21 'swing':18,20 'th':22 'white':11
                                    'search_combo'  '001':12 '00oldiepop':9 '01':19 '1944':10 '3':18 '301':20 '80':17 'bing':3B,13 'ch1944':11 'christmas':2A,16 'country':8 'crosby':4B,14 'exotica':6 'jazz':5 'oldies':7 'prerock':21 'set':23,25 'swing':22,24 'th':26 'white':1A,15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['crooners', 'jazz', 'christmas', 'oldies', 'swing']
                                        'tag_date'  1944
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1674646559.240456  (2023-01-25 12:35:59)
                             'size'  1810432