======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '152'
                                          'artist'  'Delores Hall'
                                     'text_people'  ''
                                         'release'  'Found In The Closet: Volume 27'
                                           'title'  'W-O-M-A-N'
                                           'quals'  ("['Q-OLDST-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['7soul', 'all', 'spotify', 'folk', 'cover']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-spelling'
                                             'bpm'  '93.199'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:Amadeus II 3.5:pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA'  PRIV(owner='Amadeus II 3.5', data=b'pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA')
'TALB' (Album/Movie/Show title)                     'Found In The Closet: Volume 27'
'TBPM' (BPM (beats per minute))                     '93.199'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-spelling'
'TIT2' (Title/songname/content description)         'W-O-M-A-N'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Delores Hall'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['7soul', 'all', 'spotify', 'folk', 'cover']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.44 dB'
'TXXX:replaygain_track_peak'                        '0.559546'

========================== row from database ==========================
                                              'id'  762612
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/spelling/Delores Hall - W-O-M-A-N (Keymen, 1968; wr. Smith & Nelson; arr. James Carmichael; pr. Jackie Lee).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  152
                                           'genre'  set-pl-spelling
                                        'filesize'  3730302
                                           'mtime'  1620356313
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes spelling (Keymen, 1968; wr. Smith & Nelson; arr. James Carmichael; pr. Jackie Lee) pl spelling
                                      'tag_artist'  Delores Hall
                                     'tag_release'  Found In The Closet: Volume 27
                                       'tag_title'  W-O-M-A-N
                                             'bpm'  93.199
                                    'search_title'  'a':4 'm':3 'n':5 'o':2 'w':1 'woman':6
                                   'search_artist'  'delores':1 'hall':2
                                  'search_release'  '27':7 'closet':4,5 'found':1 'in':2 'the':3 'volume':6
                                     'search_rest'  '0novelty':2 '0playlists':1 '1968':7,8 'arr':14,15 'carmichael':17,18 'jackie':21 'james':16 'keymen':5,6 'lee':22,23 'nelson':12,13 'pl':24 'pr':19,20 'smith':11 'spelling':4 'themes':3 'wr':9,10
                                    'search_combo'  '0novelty':17 '0playlists':16 '1968':22,23 '27':15C 'a':4A 'arr':29,30 'carmichael':32,33 'closet':12C,13C 'delores':7B 'found':9C 'hall':8B 'in':10C 'jackie':36 'james':31 'keymen':20,21 'lee':37,38 'm':3A 'n':5A 'nelson':27,28 'o':2A 'pl':39 'pr':34,35 'smith':26 'spelling':19 'the':11C 'themes':18 'volume':14C 'w':1A 'woman':6A 'wr':24,25
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['7soul', 'all', 'spotify', 'folk', 'cover']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620356312.5253673  (2021-05-07 04:58:32)
                             'size'  3730302