======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '179'
                                          'artist'  'Freddy Martin & His Orchestra'
                                     'text_people'  ''
                                         'release'  '42 147'
                                           '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-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']")
                                      'lastfmtags'  "['all', 'jazz', 'illstreet', 'big bands', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1942'
                                        'comments'  ''
                                           'genre'  'prerock-swing;set-th-christmas'
                                             'bpm'  '145.371'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['Debuted 1942 and peaked at #24 on Various Charts. Source: Pop Hits. '
 'Label/Number: RCA 27946-A. \r\n',
 'Debuted 1942 and peaked at # on Various Charts. Label/Number: Victor 27946. '
 'Billboard Pop Charts (1940-1954)\r\n']
'COMM:ID3v1 Comment:XXX'                            'Debuted 1942 and peaked at #24'
'TALB' (Album/Movie/Show title)                     '42 147'
'TBPM' (BPM (beats per minute))                     '145.371'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-swing', 'set-th-christmas']
'TDRC' (Recording time)                             '1942'
'TIT2' (Title/songname/content description)         'White Christmas'
'TKEY' (Initial key)                                '7A'
'TLEN' (Length)                                     '179748'
'TPE1' (Lead performer(s)/Soloist(s))               'Freddy Martin & His Orchestra'
'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'                                   ['all', 'jazz', 'illstreet', 'big bands', 'swing']
'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'                        '+0.56 dB'
'TXXX:replaygain_track_peak'                        '0.765651'
'UFID:'                                             UFID(owner='', data=b'XL\x00 CH1942_004')

========================== row from database ==========================
                                              'id'  1453942
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1942/ch1942_004 - freddy martin & his orchestra - white christmas 96 m (3.00).mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  179
                                           'genre'  prerock-swing;set-th-christmas
                                        'filesize'  2159031
                                           'mtime'  1674646558
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1942 ch1942_004 freddy martin his orchestra white christmas 96 (3.00) prerock swing;set th christmas
                                      'tag_artist'  Freddy Martin & His Orchestra
                                     'tag_release'  42 147
                                       'tag_title'  White Christmas
                                             'bpm'  145.371
                                    'search_title'  'christmas':2 'white':1
                                   'search_artist'  'freddy':1 'his':3 'martin':2 'orchestra':4
                                  'search_release'  '147':2 '42':1
                                     'search_rest'  '00':17 '004':8 '00oldiepop':5 '1942':6 '3':16 '300':18 '96':15 'ch1942':7 'christmas':14 'country':4 'exotica':2 'freddy':9 'his':11 'jazz':1 'martin':10 'oldies':3 'orchestra':12 'prerock':19 'set':21,23 'swing':20,22 'th':24 'white':13
                                    'search_combo'  '00':25 '004':16 '00oldiepop':13 '147':8C '1942':14 '3':24 '300':26 '42':7C '96':23 'ch1942':15 'christmas':2A,22 'country':12 'exotica':10 'freddy':3B,17 'his':5B,19 'jazz':9 'martin':4B,18 'oldies':11 'orchestra':6B,20 'prerock':27 'set':29,31 'swing':28,30 'th':32 'white':1A,21
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-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']
                                      'lastfmtags'  ['all', 'jazz', 'illstreet', 'big bands', 'swing']
                                        'tag_date'  1942
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1674646558.4675634  (2023-01-25 12:35:58)
                             'size'  2159031