======================== unified (from filesystem) ========================
                                         'bitrate'  '193.672'
                                        'duration'  '1275'
                                          'artist'  'Ustad Ahmedjan Thirakwa'
                                     'text_people'  ''
                                         'release'  'Bombay 1964'
                                           'title'  'Reel Two (C# Tabla) '
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['q', 'living out the trip', 'indian classical', 'indian', 'tabla']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-asia-india'
                                             'bpm'  '138.607'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Bombay 1964'
'TBPM' (BPM (beats per minute))                     '138.607'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-india'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Reel Two (C# Tabla) '
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ustad Ahmedjan Thirakwa'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['q', 'living out the trip', 'indian classical', 'indian', 'tabla']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.52 dB'
'TXXX:replaygain_track_peak'                        '0.845441'

========================== row from database ==========================
                                              'id'  1397005
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Ahmedjan Thirakwa/Thirakwa - Bombay 1964/02 Reel Two (C# Tabla).mp3
                                         'working'  None
                                         'bitrate'  193
                                    'duration_sec'  1275
                                           'genre'  loc-asia-india
                                        'filesize'  30879584
                                           'mtime'  1621626974
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 02 loc asia india
                                      'tag_artist'  Ustad Ahmedjan Thirakwa
                                     'tag_release'  Bombay 1964
                                       'tag_title'  Reel Two (C# Tabla) 
                                             'bpm'  138.607
                                    'search_title'  'c':3,4 'reel':1 'tabla':5,6 'two':2
                                   'search_artist'  'ahmedjan':2 'thirakwa':3 'ustad':1
                                  'search_release'  '1964':2 'bombay':1
                                     'search_rest'  '00asia':1 'asia':3 'india':4 'loc':2
                                    'search_combo'  '00asia':12 '1964':11C 'ahmedjan':8B 'asia':14 'bombay':10C 'c':3A,4A 'india':15 'loc':13 'reel':1A 'tabla':5A,6A 'thirakwa':9B 'two':2A 'ustad':7B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['q', 'living out the trip', 'indian classical', 'indian', 'tabla']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626974.0117846  (2021-05-21 21:56:14)
                             'size'  30879584