======================== unified (from filesystem) ========================
                                         'bitrate'  '127.982'
                                        'duration'  '182'
                                          'artist'  'Dianne Reeves & Lou Rawls'
                                     'text_people'  ''
                                         'release'  'The Greatest Voices (disc 3)'
                                           'title'  'Fine Brown Frame'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-PIANO-3', 'q-chart-2', "
 "'q-drums-3', 'q-other-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['smooth jazz', 'xmas', 'dianne reeves', 'teddy edwards', 'low rawls']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '16'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'prerock-jb'
                                             'bpm'  '129.646'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'The Greatest Voices (disc 3)'
'TBPM' (BPM (beats per minute))                     '129.646'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Fine Brown Frame'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Dianne Reeves & Lou Rawls'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '9/16'
'TSOP' (Performer sort order)                       'Dianne Reeves & Lou Rawls'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '777d8219-35da-4210-95b8-09f1065010b0'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '069c1f30-fd2a-4342-924a-cca7c605807f'
'TXXX:MusicIP PUID'                                 '86c7700e-83c4-38e7-5c67-ac20ed5ae47d'
'TXXX:MusicMagic Data'                              'AgEABmz5mY6TFbIlg4AZXk5VgAGBJoT58xmljC2hgAHoPIABheQM4rSKx1fcrZwEgsWAAcoDjibw65+mgOCqJwPB8Oi2Yq1YlXaAAZgulc2ve4KZ+E9N06XSgfSFLtV7lxxCz5YT+MKP94Vb3AS0Urkv6CypUoKRg1Xe+ZI5//zJqoB8uqDxbvvFqEPBmqhthyc='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:added_timestamp'                              '128930990202923527'
'TXXX:first_played_timestamp'                       '129126999701603902'
'TXXX:last_played_timestamp'                        '129126999701603902'
'TXXX:lastfmtags'                                   ['smooth jazz', 'xmas', 'dianne reeves', 'teddy edwards', 'low rawls']
'TXXX:play_count'                                   '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.81 dB'
'TXXX:replaygain_track_peak'                        '0.541665'

========================== row from database ==========================
                                              'id'  1283648
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Lou Rawls !26 Diana Reeves - Fine Brown Frame.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  182
                                           'genre'  prerock-jb
                                        'filesize'  2927212
                                           'mtime'  1630249719
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] !26 Diana prerock jb
                                      'tag_artist'  Dianne Reeves & Lou Rawls
                                     'tag_release'  The Greatest Voices (disc 3)
                                       'tag_title'  Fine Brown Frame
                                             'bpm'  129.646
                                    'search_title'  'brown':2 'fine':1 'frame':3
                                   'search_artist'  'dianne':1 'lou':3 'rawls':4 'reeves':2
                                  'search_release'  '3':6,7 'disc':4,5 'greatest':2 'the':1 'voices':3
                                     'search_rest'  '00poprockelectronic':1 '26':7 'diana':8 'files':5,6 'jb':10 'loose':3,4 'prerock':9 'unsorted':2
                                    'search_combo'  '00poprockelectronic':15 '26':21 '3':13C,14C 'brown':2A 'diana':22 'dianne':4B 'disc':11C,12C 'files':19,20 'fine':1A 'frame':3A 'greatest':9C 'jb':24 'loose':17,18 'lou':6B 'prerock':23 'rawls':7B 'reeves':5B 'the':8C 'unsorted':16 'voices':10C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['smooth jazz', 'xmas', 'dianne reeves', 'teddy edwards', 'low rawls']
                                        'tag_date'  1989
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1630249719.2945402  (2021-08-29 17:08:39)
                             'size'  2927212