======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '191'
                                          'artist'  'Shaken And Stirred'
                                     'text_people'  ''
                                         'release'  'The DAVID ARNOLD James Bond Pr'
                                           'title'  'From Russia With Love (Natacha'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-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-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '84.561'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The DAVID ARNOLD James Bond Pr'
'TBPM' (BPM (beats per minute))                     '84.561'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TIT2' (Title/songname/content description)         'From Russia With Love (Natacha'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shaken And Stirred'
'TRCK' (Track number/Position in set)               '9'
'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: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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.11 dB'
'TXXX:replaygain_track_peak'                        '0.526181'

========================== row from database ==========================
                                              'id'  1116639
                                            'path'  /data/Music/Bulk/00localcharacter/Natacha Atlas/Atlas/Natacha Atlas - From Russia with Love 2.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  191
                                           'genre'  loc-m
                                        'filesize'  4603747
                                           'mtime'  1620527619
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Atlas Atlas Atlas with 2 loc
                                      'tag_artist'  Shaken And Stirred
                                     'tag_release'  The DAVID ARNOLD James Bond Pr
                                       'tag_title'  From Russia With Love (Natacha
                                             'bpm'  84.561
                                    'search_title'  'from':1 'love':4 'natacha':5,6 'russia':2 'with':3
                                   'search_artist'  'and':2 'shaken':1 'stirred':3
                                  'search_release'  'arnold':3 'bond':5 'david':2 'james':4 'pr':6 'the':1
                                     'search_rest'  '2':3 'atlas':1 'loc':4 'with':2
                                    'search_combo'  '2':18 'and':8B 'arnold':12C 'atlas':16 'bond':14C 'david':11C 'from':1A 'james':13C 'loc':19 'love':4A 'natacha':5A,6A 'pr':15C 'russia':2A 'shaken':7B 'stirred':9B 'the':10C 'with':3A,17
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527619.2597432  (2021-05-09 04:33:39)
                             'size'  4603747