======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '346'
                                          'artist'  'The Muppets'
                                     'text_people'  ''
                                         'release'  'Sesame Street Fever'
                                           'title'  'C is for Cookie'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'tv', 'fun', 'comedy', 'childrens']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1978'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-series'
                                             'bpm'  '118.428'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sesame Street Fever'
'TBPM' (BPM (beats per minute))                     '118.428'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video-series'
'TDRC' (Recording time)                             '1978'
'TIT2' (Title/songname/content description)         'C is for Cookie'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Muppets'
'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'                                   ['soundtrack', 'tv', 'fun', 'comedy', 'childrens']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'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'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.31 dB'
'TXXX:replaygain_track_peak'                        '0.597340'

========================== row from database ==========================
                                              'id'  771820
                                            'path'  /data/Music/Bulk/0soundtrack/Sesame Street/Sesame street fever/Sesame Street Fever - 05 - C is for Cookie.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  346
                                           'genre'  soundtrack-video-series
                                        'filesize'  6927382
                                           'mtime'  1642097145
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack street fever 05 soundtrack video series
                                      'tag_artist'  The Muppets
                                     'tag_release'  Sesame Street Fever
                                       'tag_title'  C is for Cookie
                                             'bpm'  118.428
                                    'search_title'  'c':1 'cookie':4 'for':3 'is':2
                                   'search_artist'  'muppets':2 'the':1
                                  'search_release'  'fever':3 'sesame':1 'street':2
                                     'search_rest'  '0soundtrack':1 'fever':3 'series':6 'soundtrack':4 'street':2 'video':5
                                    'search_combo'  '0soundtrack':10 'c':1A 'cookie':4A 'fever':9C,12 'for':3A 'is':2A 'muppets':6B 'series':15 'sesame':7C 'soundtrack':13 'street':8C,11 'the':5B 'video':14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['soundtrack', 'tv', 'fun', 'comedy', 'childrens']
                                        'tag_date'  1978
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642097144.855135  (2022-01-13 19:05:44)
                             'size'  6927382