======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '250'
                                          'artist'  'Yoko Kanno'
                                     'text_people'  ''
                                         'release'  'Cowboy Bebop OST 1: The Red Al'
                                           'title'  'Bad Dog No Biscuits'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'japanese', 'anime', 'jazz', 'instrumental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '109.824'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Cowboy Bebop OST 1: The Red Al'
'TBPM' (BPM (beats per minute))                     '109.824'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Bad Dog No Biscuits'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yoko Kanno'
'TRCK' (Track number/Position in set)               '4'
'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:lastfmtags'                                   ['soundtrack', 'japanese', 'anime', 'jazz', 'instrumental']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.77 dB'
'TXXX:replaygain_track_peak'                        '0.480165'

========================== row from database ==========================
                                              'id'  259716
                                            'path'  /data/Music/Bulk/0soundtrack/Yoko Kanno/Cowboy Bebop Ost 1  The Red Album/MBZ;#Yoko Kanno;#Cowboy Bebop Ost 1 The Red Album;#04;#Bad Dog No Biscuits.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  250
                                           'genre'  soundtrack-video
                                        'filesize'  6016693
                                           'mtime'  1642340814
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Ost Album MBZ;#Yoko Kanno;#Cowboy Ost Album;#04;#Bad soundtrack video
                                      'tag_artist'  Yoko Kanno
                                     'tag_release'  Cowboy Bebop OST 1: The Red Al
                                       'tag_title'  Bad Dog No Biscuits
                                             'bpm'  109.824
                                    'search_title'  'bad':1 'biscuits':4 'dog':2 'no':3
                                   'search_artist'  'kanno':2 'yoko':1
                                  'search_release'  '1':4,5 'al':8 'bebop':2 'cowboy':1 'ost':3 'red':7 'the':6
                                     'search_rest'  '04':13,16 '0soundtrack':1 'album':3,12,15 'bad':14,17 'cowboy':9,11 'kanno':8,10 'mbz':4,6 'ost':2 'soundtrack':18 'video':19 'yoko':5,7
                                    'search_combo'  '04':27,30 '0soundtrack':15 '1':10C,11C 'al':14C 'album':17,26,29 'bad':1A,28,31 'bebop':8C 'biscuits':4A 'cowboy':7C,23,25 'dog':2A 'kanno':6B,22,24 'mbz':18,20 'no':3A 'ost':9C,16 'red':13C 'soundtrack':32 'the':12C 'video':33 'yoko':5B,19,21
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['soundtrack', 'japanese', 'anime', 'jazz', 'instrumental']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642340814.095131  (2022-01-16 14:46:54)
                             'size'  6016693