======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '170'
                                          'artist'  'Eddie Morton'
                                     'text_people'  ''
                                         'release'  'Victor  5513-1'
                                           'title'  'Party That Wrote Home Sweet Home Never Was A Married Man'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-2', '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'  "['ragtime', 'real oldies', 'gramophone', 'homestuck', '78s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1908'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '144.1'
                                             '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'
'TALB' (Album/Movie/Show title)                     'Victor  5513-1'
'TBPM' (BPM (beats per minute))                     '144.1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1908'
'TIT2' (Title/songname/content description)         'Party That Wrote Home Sweet Home Never Was A Married Man'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '170000'
'TPE1' (Lead performer(s)/Soloist(s))               'Eddie Morton'
'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'                                   ['ragtime', 'real oldies', 'gramophone', 'homestuck', '78s']
'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'                        '+2.21 dB'
'TXXX:replaygain_track_peak'                        '0.578947'

========================== row from database ==========================
                                              'id'  1470437
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1908/Eddie Morton - Party That Wrote Home Sweet Home Never Was A Married Man 6-11-1908.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  170
                                           'genre'  prerock-vocal
                                        'filesize'  3457777
                                           'mtime'  1642081210
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1908 6 11 1908 prerock vocal
                                      'tag_artist'  Eddie Morton
                                     'tag_release'  Victor  5513-1
                                       'tag_title'  Party That Wrote Home Sweet Home Never Was A Married Man
                                             'bpm'  144.1
                                    'search_title'  'a':8 'home':4 'man':10 'married':9 'never':6 'party':1 'sweet':5 'that':2 'was':7 'wrote':3
                                   'search_artist'  'eddie':1 'morton':2
                                  'search_release'  '1':3 '5513':2 '55131':4 'victor':1
                                     'search_rest'  '00oldiepop':5 '1908':6 '6':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'vocal':9
                                    'search_combo'  '00oldiepop':21 '1':15C '1908':22 '5513':14C '55131':16C '6':23 'a':8A 'country':20 'eddie':11B 'exotica':18 'home':4A 'jazz':17 'man':10A 'married':9A 'morton':12B 'never':6A 'oldies':19 'party':1A 'prerock':24 'sweet':5A 'that':2A 'victor':13C 'vocal':25 'was':7A 'wrote':3A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-2', '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'  ['ragtime', 'real oldies', 'gramophone', 'homestuck', '78s']
                                        'tag_date'  1908
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642081210.243007  (2022-01-13 14:40:10)
                             'size'  3457777