======================== unified (from filesystem) ========================
                                         'bitrate'  '186.322'
                                        'duration'  '247'
                                          'artist'  'Daft Punk'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Around The World'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'house', 'electronica', 'electronic', 'techno']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '121.264'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:C:\\Users\\Ken\\Videos\\tmp_cover125.jpg'     type PictureType.COVER_FRONT (Cover (front)) b'C:\\Users\\Ken\\Videos\\tmp_cover125.jpg'
                                     
'TBPM' (BPM (beats per minute))                     '121.264'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Around The World'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Daft Punk'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', 'house', 'electronica', 'electronic', 'techno']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.04 dB'
'TXXX:replaygain_track_peak'                        '0.451840'

========================== row from database ==========================
                                              'id'  1307014
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/Daft Punk - Around The World.mp3
                                         'working'  None
                                         'bitrate'  186
                                    'duration_sec'  247
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  5781335
                                           'mtime'  1621696063
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s electronic generic radio unsorted
                                      'tag_artist'  Daft Punk
                                     'tag_release'  None
                                       'tag_title'  Around The World
                                             'bpm'  121.264
                                    'search_title'  'around':1 'the':2 'world':3
                                   'search_artist'  'daft':1 'punk':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '90s':2 'electronic':3 'generic':4 'radio':5 'unsorted':6
                                    'search_combo'  '00poprockelectronic':6 '90s':7 'around':1A 'daft':4B 'electronic':8 'generic':9 'punk':5B 'radio':10 'the':2A 'unsorted':11 'world':3A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'electronica', 'electronic', 'techno']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696062.5545366  (2021-05-22 17:07:42)
                             'size'  5781335