======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '160'
                                          'artist'  'Frankie Laine'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Cry Of The Wild Goose'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', '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'  "['country', 'crooners', '50s', 'oldies', 'male vocalists']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1950'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '84.1'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00\x00')
'TBPM' (BPM (beats per minute))                     '84.1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1950-11-02'
'TIT2' (Title/songname/content description)         'Cry Of The Wild Goose'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '160000'
'TPE1' (Lead performer(s)/Soloist(s))               'Frankie Laine'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['country', 'crooners', '50s', 'oldies', 'male vocalists']
'TXXX:q-bass'                                       '3'
'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'                        '+1.75 dB'
'TXXX:replaygain_track_peak'                        '0.464117'

========================== row from database ==========================
                                              'id'  1465279
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1950/Frankie Laine - Cry Of The Wild Goose 2-11-1950.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  160
                                           'genre'  prerock-vocal
                                        'filesize'  3265745
                                           'mtime'  1621853299
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1950 2 11 1950 prerock vocal
                                      'tag_artist'  Frankie Laine
                                     'tag_release'  None
                                       'tag_title'  Cry Of The Wild Goose
                                             'bpm'  84.1
                                    'search_title'  'cry':1 'goose':5 'of':2 'the':3 'wild':4
                                   'search_artist'  'frankie':1 'laine':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1950':6 '2':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'vocal':9
                                    'search_combo'  '00oldiepop':12 '1950':13 '2':14 'country':11 'cry':1A 'exotica':9 'frankie':6B 'goose':5A 'jazz':8 'laine':7B 'of':2A 'oldies':10 'prerock':15 'the':3A 'vocal':16 'wild':4A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['country', 'crooners', '50s', 'oldies', 'male vocalists']
                                        'tag_date'  1950
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621853299.056702  (2021-05-24 12:48:19)
                             'size'  3265745