======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '167'
                                          'artist'  'Ted Heath & His Music'
                                     'text_people'  ''
                                         'release'  'The Best Of Ted Heath & His Music'
                                           'title'  'The Faithful Hussar'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['swing', 'big band', 'surprised i had not heard this earlier', 'ted heath "
 "opus1', '65gh']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '293'
                                      'tracktotal'  ''
                                            'date'  '1956'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '134.377'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Best Of Ted Heath & His Music'
'TBPM' (BPM (beats per minute))                     '134.377'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1956'
'TIT2' (Title/songname/content description)         'The Faithful Hussar'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ted Heath & His Music'
'TRCK' (Track number/Position in set)               '293'
'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'                                   ['swing',
 'big band',
 'surprised i had not heard this earlier',
 'ted heath opus1',
 '65gh']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.68 dB'
'TXXX:replaygain_track_peak'                        '0.383336'

========================== row from database ==========================
                                              'id'  1450454
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1956/1956-293 - Ted Heath & His Music - The Faithful Hussar.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  167
                                           'genre'  prerock-swing
                                        'filesize'  6723588
                                           'mtime'  1620562579
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1956 1956 293 prerock swing
                                      'tag_artist'  Ted Heath & His Music
                                     'tag_release'  The Best Of Ted Heath & His Music
                                       'tag_title'  The Faithful Hussar
                                             'bpm'  134.377
                                    'search_title'  'faithful':2 'hussar':3 'the':1
                                   'search_artist'  'heath':2 'his':3 'music':4 'ted':1
                                  'search_release'  'best':2 'heath':5 'his':6 'music':7 'of':3 'ted':4 'the':1
                                     'search_rest'  '00oldiepop':5 '1956':6 '293':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'swing':9
                                    'search_combo'  '00oldiepop':19 '1956':20 '293':21 'best':9C 'country':18 'exotica':16 'faithful':2A 'heath':5B,12C 'his':6B,13C 'hussar':3A 'jazz':15 'music':7B,14C 'of':10C 'oldies':17 'prerock':22 'swing':23 'ted':4B,11C 'the':1A,8C
                                    'tag_tracknum'  293
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['swing', 'big band', 'surprised i had not heard this earlier', 'ted heath opus1', '65gh']
                                        'tag_date'  1956
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620562578.5827208  (2021-05-09 14:16:18)
                             'size'  6723588