======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '183'
                                          'artist'  'Ada Jones'
                                     'text_people'  ''
                                         'release'  'Victor 16750'
                                           'title'  "He's Me Pal 1905 Victor"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-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-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['gramophone', 'female vocalists', 'tin pan alley', 'vocal', 'all']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1905'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '90.6'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'COMM:MusicMatch_Tempo:eng'                         'None'
'TALB' (Album/Movie/Show title)                     'Victor 16750'
'TBPM' (BPM (beats per minute))                     '90.6'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1905'
'TIT2' (Title/songname/content description)         "He's Me Pal 1905 Victor"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ada Jones'
'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'                                   ['gramophone', 'female vocalists', 'tin pan alley', 'vocal', 'all']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.58 dB'
'TXXX:replaygain_track_peak'                        '0.361409'

========================== row from database ==========================
                                              'id'  1501195
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1905/Ada Jones - He_s Me Pal 1905 Victor.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  183
                                           'genre'  prerock-vocal
                                        'filesize'  3736264
                                           'mtime'  1620665875
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop He_s prerock vocal
                                      'tag_artist'  Ada Jones
                                     'tag_release'  Victor 16750
                                       'tag_title'  He's Me Pal 1905 Victor
                                             'bpm'  90.6
                                    'search_title'  '1905':6 'he':1 'hes':3 'me':4 'pal':5 's':2 'victor':7
                                   'search_artist'  'ada':1 'jones':2
                                  'search_release'  '16750':2 'victor':1
                                     'search_rest'  '00oldiepop':5 'country':4 'exotica':2 'he':6 'jazz':1 'oldies':3 'prerock':8 's':7 'vocal':9
                                    'search_combo'  '00oldiepop':16 '16750':11C '1905':6A 'ada':8B 'country':15 'exotica':13 'he':1A,17 'hes':3A 'jazz':12 'jones':9B 'me':4A 'oldies':14 'pal':5A 'prerock':19 's':2A,18 'victor':7A,10C 'vocal':20
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  3A
                                           '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-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['gramophone', 'female vocalists', 'tin pan alley', 'vocal', 'all']
                                        'tag_date'  1905
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620665875.4022691  (2021-05-10 18:57:55)
                             'size'  3736264