======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '185'
                                          'artist'  'George Formby'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Sittin' On The Ice At The Ice Rink"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['music hall', 'comedy', 'british', 'ukulele', 'squeaky voiced purveyor of "
 "ukelele fuelled 1940s smut']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1933'
                                        'comments'  ''
                                           'genre'  'prerock-comedy'
                                             'bpm'  '100.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TBPM' (BPM (beats per minute))                     '100.9'
'TCON' (Content type, a.k.a. Genre)                 'prerock-comedy'
'TDRC' (Recording time)                             '1933-01-29'
'TIT2' (Title/songname/content description)         "Sittin' On The Ice At The Ice Rink"
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '185000'
'TPE1' (Lead performer(s)/Soloist(s))               'George Formby'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['music hall',
 'comedy',
 'british',
 'ukulele',
 'squeaky voiced purveyor of ukelele fuelled 1940s smut']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.58 dB'
'TXXX:replaygain_track_peak'                        '0.520475'

========================== row from database ==========================
                                              'id'  1498150
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1933/George Formby - Sittin_ On The Ice At The Ice Rink 29-1-1933.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  185
                                           'genre'  prerock-comedy
                                        'filesize'  3748981
                                           'mtime'  1636913736
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1933 Sittin_ 29 1 1933 prerock comedy
                                      'tag_artist'  George Formby
                                     'tag_release'  None
                                       'tag_title'  Sittin' On The Ice At The Ice Rink
                                             'bpm'  100.9
                                    'search_title'  'at':6 'ice':5 'on':3 'rink':7 'sittin':1,2 'the':4
                                   'search_artist'  'formby':2 'george':1
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1':9 '1933':6 '29':8 'comedy':11 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':10 'sittin':7
                                    'search_combo'  '00oldiepop':14 '1':18 '1933':15 '29':17 'at':6A 'comedy':20 'country':13 'exotica':11 'formby':9B 'george':8B 'ice':5A 'jazz':10 'oldies':12 'on':3A 'prerock':19 'rink':7A 'sittin':1A,2A,16 'the':4A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['music hall', 'comedy', 'british', 'ukulele', 'squeaky voiced purveyor of ukelele fuelled 1940s smut']
                                        'tag_date'  1933
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913736.2878766  (2021-11-14 19:15:36)
                             'size'  3748981