======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '309'
                                          'artist'  'Dillinger'
                                     'text_people'  ''
                                         'release'  'Reggae Fever - Cd 02'
                                           'title'  'Cocaine In My Brain'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-LOCALNESS-2', 'Q-HHRNBTT-2', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'dub', 'ska', 'dancehall', 'jamaica']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'set-pl-spelling'
                                             'bpm'  '99.616'
                                             'key'  '3A'
                                        '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)                     'Reggae Fever - Cd 02'
'TBPM' (BPM (beats per minute))                     '99.616'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-spelling'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Cocaine In My Brain'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dillinger'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['reggae', 'dub', 'ska', 'dancehall', 'jamaica']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.05 dB'
'TXXX:replaygain_track_peak'                        '0.649570'

========================== row from database ==========================
                                              'id'  765160
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/spelling/Dillinger - Cocaine In My Brain.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  309
                                           'genre'  set-pl-spelling
                                        'filesize'  7536404
                                           'mtime'  1621696910
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes spelling set pl spelling
                                      'tag_artist'  Dillinger
                                     'tag_release'  Reggae Fever - Cd 02
                                       'tag_title'  Cocaine In My Brain
                                             'bpm'  99.616
                                    'search_title'  'brain':4 'cocaine':1 'in':2 'my':3
                                   'search_artist'  'dillinger':1
                                  'search_release'  'cd':3 'fever':2 'reggae':1
                                     'search_rest'  '0novelty':2 '0playlists':1 'pl':6 'set':5 'spelling':4 'themes':3
                                    'search_combo'  '0novelty':10 '0playlists':9 'brain':4A 'cd':8C 'cocaine':1A 'dillinger':5B 'fever':7C 'in':2A 'my':3A 'pl':14 'reggae':6C 'set':13 'spelling':12 'themes':11
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'dub', 'ska', 'dancehall', 'jamaica']
                                        'tag_date'  2005
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1621696910.1895623  (2021-05-22 17:21:50)
                             'size'  7536404