======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '182'
                                          'artist'  'Jo Stafford'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'White Christmas'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['jazz vocal', 'jazz', 'female vocalists', '50s', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1946'
                                        'comments'  ''
                                           'genre'  'prerock-vocal;set-th-christmas'
                                             'bpm'  '142.708'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['Debuted 1946 and peaked at #9 on Various Charts. Source: Pop Hits',
 'Debuted 1946 and peaked at # on Various Charts. Label/Number: Capitol 319. '
 'Billboard Pop Charts (1940-1954)\r\n']
'COMM:ID3v1 Comment:XXX'                            'Debuted 1946 and peaked at #9'
'COMM:MusicMatch_Preference:eng'                    'None'
'TBPM' (BPM (beats per minute))                     '142.708'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-vocal', 'set-th-christmas']
'TDRC' (Recording time)                             '1946'
'TENC' (Encoded by)                                 'Exact Audio Copy (Burst mode)'
'TIT2' (Title/songname/content description)         'White Christmas'
'TKEY' (Initial key)                                '11B'
'TLEN' (Length)                                     '182000'
'TPE1' (Lead performer(s)/Soloist(s))               'Jo Stafford'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz vocal', 'jazz', 'female vocalists', '50s', 'oldies']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.90 dB'
'TXXX:replaygain_track_peak'                        '0.438446'
'UFID:'                                             UFID(owner='', data=b'XL\x00 CH1946_009')

========================== row from database ==========================
                                              'id'  1430386
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1946/ch1946_009 - jo stafford - white christmas 128 js (3.03).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  182
                                           'genre'  prerock-vocal;set-th-christmas
                                        'filesize'  2928512
                                           'mtime'  1674646487
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1946 ch1946_009 jo stafford white christmas 128 js (3.03) prerock vocal;set th christmas
                                      'tag_artist'  Jo Stafford
                                     'tag_release'  None
                                       'tag_title'  White Christmas
                                             'bpm'  142.708
                                    'search_title'  'christmas':2 'white':1
                                   'search_artist'  'jo':1 'stafford':2
                                  'search_release'  
                                     'search_rest'  '009':8 '00oldiepop':5 '03':16 '128':13 '1946':6 '3':15 '303':17 'ch1946':7 'christmas':12 'country':4 'exotica':2 'jazz':1 'jo':9 'js':14 'oldies':3 'prerock':18 'set':20,22 'stafford':10 'th':23 'vocal':19,21 'white':11
                                    'search_combo'  '009':12 '00oldiepop':9 '03':20 '128':17 '1946':10 '3':19 '303':21 'ch1946':11 'christmas':2A,16 'country':8 'exotica':6 'jazz':5 'jo':3B,13 'js':18 'oldies':7 'prerock':22 'set':24,26 'stafford':4B,14 'th':27 'vocal':23,25 'white':1A,15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['jazz vocal', 'jazz', 'female vocalists', '50s', 'oldies']
                                        'tag_date'  1946
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1674646486.6392562  (2023-01-25 12:34:46)
                             'size'  2928512