======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '168'
                                          'artist'  'Vera Lynn'
                                     'text_people'  ''
                                         'release'  'Crown  242'
                                           'title'  "It's A Sin To Tell A Lie (+ Wurlitzer Organ)"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-2', 'Q-UNU-1', '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-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', 'jazz', 'female vocalists', 'british', '40s', 'wartime']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1936'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '144.2'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TALB' (Album/Movie/Show title)                     'Crown  242'
'TBPM' (BPM (beats per minute))                     '144.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1936'
'TIT2' (Title/songname/content description)         "It's A Sin To Tell A Lie (+ Wurlitzer Organ)"
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '168000'
'TPE1' (Lead performer(s)/Soloist(s))               'Vera Lynn'
'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'                                   ['oldies', 'jazz', 'female vocalists', 'british', '40s', 'wartime']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.37 dB'
'TXXX:replaygain_track_peak'                        '0.542831'

========================== row from database ==========================
                                              'id'  1515848
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1936/Vera Lynn - It_s A Sin To Tell A Lie (+ Wurlitzer organ) 1936.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  168
                                           'genre'  prerock-vocal
                                        'filesize'  3413146
                                           'mtime'  1676152137
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1936 It_s organ) 1936 prerock vocal
                                      'tag_artist'  Vera Lynn
                                     'tag_release'  Crown  242
                                       'tag_title'  It's A Sin To Tell A Lie (+ Wurlitzer Organ)
                                             'bpm'  144.2
                                    'search_title'  'a':4 'it':1 'its':3 'lie':8 'organ':10,11 's':2 'sin':5 'tell':7 'to':6 'wurlitzer':9
                                   'search_artist'  'lynn':2 'vera':1
                                  'search_release'  '242':2 'crown':1
                                     'search_rest'  '00oldiepop':5 '1936':6 'country':4 'exotica':2 'it':7 'jazz':1 'oldies':3 'organ':9,10 'prerock':11 's':8 'vocal':12
                                    'search_combo'  '00oldiepop':20 '1936':21 '242':15C 'a':4A 'country':19 'crown':14C 'exotica':17 'it':1A,22 'its':3A 'jazz':16 'lie':8A 'lynn':13B 'oldies':18 'organ':10A,11A,24,25 'prerock':26 's':2A,23 'sin':5A 'tell':7A 'to':6A 'vera':12B 'vocal':27 'wurlitzer':9A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-2', 'Q-UNU-1', '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-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['oldies', 'jazz', 'female vocalists', 'british', '40s', 'wartime']
                                        'tag_date'  1936
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676152136.9585168  (2023-02-11 22:48:56)
                             'size'  3413146