======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '88'
                                          'artist'  'Yoko Kanno'
                                     'text_people'  ''
                                         'release'  "Cowboy Bebop: Knockin' on Heav"
                                           'title'  'Powder'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'Q-PLAY-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', "
 "'Q-PIANO-4', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'japanese', 'anime', 'jazz', 'instrumental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '120.042'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Cowboy Bebop: Knockin' on Heav"
'TBPM' (BPM (beats per minute))                     '120.042'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Powder'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yoko Kanno'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'japanese', 'anime', 'jazz', 'instrumental']
'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-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.81 dB'
'TXXX:replaygain_track_peak'                        '0.602980'

========================== row from database ==========================
                                              'id'  1534126
                                            'path'  /data/Music/Bulk/0soundtrack/Yoko Kanno/Cowboy Bebop  Knockin_ On Heaven_s Door Ost - Future Blues/MBZ;#Yoko Kanno;#Cowboy Bebop Knockin_ on Heaven_s Door OST - Future Blues;#12;#Powder.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  88
                                           'genre'  soundtrack-video
                                        'filesize'  1412637
                                           'mtime'  1642081695
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Knockin_ On Heaven_s Door Ost Future Blues MBZ;#Yoko Kanno;#Cowboy Knockin_ Heaven_s Door OST Future Blues;#12;#Powder soundtrack video
                                      'tag_artist'  Yoko Kanno
                                     'tag_release'  Cowboy Bebop: Knockin' on Heav
                                       'tag_title'  Powder
                                             'bpm'  120.042
                                    'search_title'  'powder':1
                                   'search_artist'  'kanno':2 'yoko':1
                                  'search_release'  'bebop':2,3 'cowboy':1 'heav':7 'knockin':4,5 'on':6
                                     'search_rest'  '0soundtrack':1 '12':19,22 'blues':9,18,21 'cowboy':15,17 'door':6 'future':8 'heaven':4 'kanno':14,16 'knockin':2 'mbz':10,12 'on':3 'ost':7 'powder':20,23 's':5 'soundtrack':24 'video':25 'yoko':11,13
                                    'search_combo'  '0soundtrack':11 '12':29,32 'bebop':5C,6C 'blues':19,28,31 'cowboy':4C,25,27 'door':16 'future':18 'heav':10C 'heaven':14 'kanno':3B,24,26 'knockin':7C,8C,12 'mbz':20,22 'on':9C,13 'ost':17 'powder':1A,30,33 's':15 'soundtrack':34 'video':35 'yoko':2B,21,23
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-2', 'Q-PLAY-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'Q-PIANO-4', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['soundtrack', 'japanese', 'anime', 'jazz', 'instrumental']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642081695.4368098  (2022-01-13 14:48:15)
                             'size'  1412637