======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '72'
                                          'artist'  'Animaniacs'
                                     'text_people'  ''
                                         'release'  'Animaniacs'
                                           'title'  'I Am The Very Model Of A Cartoon Individual'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'tv', 'television', 'comedy', 'cartoon']"
                                     'discogstags'  '["children\'s"]'
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-series;entertaining-unsorted'
                                             'bpm'  '120.758'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Animaniacs'
'TBPM' (BPM (beats per minute))                     '120.758'
'TCON' (Content type, a.k.a. Genre)                 ['soundtrack-video-series', 'entertaining-unsorted']
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'I Am The Very Model Of A Cartoon Individual'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Animaniacs'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  "children's"
'TXXX:lastfmtags'                                   ['soundtrack', 'tv', 'television', 'comedy', 'cartoon']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.49 dB'
'TXXX:replaygain_track_peak'                        '0.853788'

========================== row from database ==========================
                                              'id'  1300569
                                            'path'  /data/Music/Bulk/00spent/Animaniacs/Animaniacs/MBZ;#Animaniacs;#Animaniacs;#09;#I Am The Very Model Of A Cartoon Individual.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  72
                                           'genre'  soundtrack-video-series;entertaining-unsorted
                                        'filesize'  1162776
                                           'mtime'  1621088012
                                   'redo_metaread'  0
                                        'rest_str'   00spent MBZ;#Animaniacs;#Animaniacs;#09;#I soundtrack video series;entertaining unsorted
                                      'tag_artist'  Animaniacs
                                     'tag_release'  Animaniacs
                                       'tag_title'  I Am The Very Model Of A Cartoon Individual
                                             'bpm'  120.758
                                    'search_title'  'a':7 'am':2 'cartoon':8 'i':1 'individual':9 'model':5 'of':6 'the':3 'very':4
                                   'search_artist'  'animaniacs':1
                                  'search_release'  'animaniacs':1
                                     'search_rest'  '00spent':1 '09':5,10 'animaniacs':3,4,8,9 'entertaining':15,17 'i':6,11 'mbz':2,7 'series':14,16 'soundtrack':12 'unsorted':18 'video':13
                                    'search_combo'  '00spent':12 '09':16,21 'a':7A 'am':2A 'animaniacs':10B,11C,14,15,19,20 'cartoon':8A 'entertaining':26,28 'i':1A,17,22 'individual':9A 'mbz':13,18 'model':5A 'of':6A 'series':25,27 'soundtrack':23 'the':3A 'unsorted':29 'very':4A 'video':24
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'tv', 'television', 'comedy', 'cartoon']
                                        'tag_date'  1990
                                     'discogstags'  ["children's"]

============================== file details ==============================
                                           'mtime'  1621088011.6492827  (2021-05-15 16:13:31)
                             'size'  1162776