======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '120'
                                          'artist'  'Animaniacs'
                                     'text_people'  ''
                                         'release'  'Steven Spielberg Presents Anim'
                                           'title'  "I'm Cute"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', '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'  '13'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-series;entertaining-unsorted'
                                             'bpm'  '89.970'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Steven Spielberg Presents Anim'
'TBPM' (BPM (beats per minute))                     '89.970'
'TCON' (Content type, a.k.a. Genre)                 ['soundtrack-video-series', 'entertaining-unsorted']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         "I'm Cute"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Animaniacs'
'TRCK' (Track number/Position in set)               '13'
'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'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                        '+2.13 dB'
'TXXX:replaygain_track_peak'                        '0.792465'

========================== row from database ==========================
                                              'id'  1521139
                                            'path'  /data/Music/Bulk/00spent/Animaniacs/Steven Spielberg Presents Animaniacs/MBZ;#Animaniacs;#Steven Spielberg Presents Animaniacs;#13;#I_m Cute.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  120
                                           'genre'  soundtrack-video-series;entertaining-unsorted
                                        'filesize'  2905661
                                           'mtime'  1620527056
                                   'redo_metaread'  0
                                        'rest_str'   00spent MBZ;#Animaniacs;#Steven Animaniacs;#13;#I_m soundtrack video series;entertaining unsorted
                                      'tag_artist'  Animaniacs
                                     'tag_release'  Steven Spielberg Presents Anim
                                       'tag_title'  I'm Cute
                                             'bpm'  89.97
                                    'search_title'  'cute':4 'i':1 'im':3 'm':2
                                   'search_artist'  'animaniacs':1
                                  'search_release'  'anim':4 'presents':3 'spielberg':2 'steven':1
                                     'search_rest'  '00spent':1 '13':9,13 'animaniacs':3,6,8,12 'entertaining':19,21 'i':10,14 'm':11,15 'mbz':2,5 'series':18,20 'soundtrack':16 'steven':4,7 'unsorted':22 'video':17
                                    'search_combo'  '00spent':10 '13':18,22 'anim':9C 'animaniacs':5B,12,15,17,21 'cute':4A 'entertaining':28,30 'i':1A,19,23 'im':3A 'm':2A,20,24 'mbz':11,14 'presents':8C 'series':27,29 'soundtrack':25 'spielberg':7C 'steven':6C,13,16 'unsorted':31 'video':26
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  9A
                                           '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-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'tv', 'television', 'comedy', 'cartoon']
                                        'tag_date'  1999
                                     'discogstags'  ["children's"]

============================== file details ==============================
                                           'mtime'  1620527055.7423596  (2021-05-09 04:24:15)
                             'size'  2905661