======================== unified (from filesystem) ========================
                                         'bitrate'  '160.221'
                                        'duration'  '116'
                                          'artist'  'Yasunori Mitsuda'
                                     'text_people'  ''
                                         'release'  'Xenosaga Original Soundtrack ('
                                           'title'  "Shion's Crisis"
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['video game music', 'soundtrack', 'instrumental', 'japanese', 'game music']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'soundtrack-game'
                                             'bpm'  '126.647'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Xenosaga Original Soundtrack ('
'TBPM' (BPM (beats per minute))                     '126.647'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-game'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         "Shion's Crisis"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yasunori Mitsuda'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['video game music', 'soundtrack', 'instrumental', 'japanese', 'game music']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.24 dB'
'TXXX:replaygain_track_peak'                        '0.687254'

========================== row from database ==========================
                                              'id'  256395
                                            'path'  /data/Music/Bulk/0soundtrack/Yasunori Mitsuda/MBZ;#Yasunori Mitsuda;#Xenosaga Original Soundtrack (disc 1);#09;#Shions Crisis.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  116
                                           'genre'  soundtrack-game
                                        'filesize'  2338653
                                           'mtime'  1644062740
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack MBZ;#Yasunori Mitsuda;#Xenosaga (disc 1);#09;#Shions soundtrack game
                                      'tag_artist'  Yasunori Mitsuda
                                     'tag_release'  Xenosaga Original Soundtrack (
                                       'tag_title'  Shion's Crisis
                                             'bpm'  126.647
                                    'search_title'  'crisis':4 's':2 'shion':1 'shions':3
                                   'search_artist'  'mitsuda':2 'yasunori':1
                                  'search_release'  'original':2 'soundtrack':3 'xenosaga':1
                                     'search_rest'  '09':13,16 '0soundtrack':1 '1':12,15 'disc':10,11 'game':19 'mbz':2,4 'mitsuda':6,8 'shions':14,17 'soundtrack':18 'xenosaga':7,9 'yasunori':3,5
                                    'search_combo'  '09':22,25 '0soundtrack':10 '1':21,24 'crisis':4A 'disc':19,20 'game':28 'mbz':11,13 'mitsuda':6B,15,17 'original':8C 's':2A 'shion':1A 'shions':3A,23,26 'soundtrack':9C,27 'xenosaga':7C,16,18 'yasunori':5B,12,14
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HAP-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['video game music', 'soundtrack', 'instrumental', 'japanese', 'game music']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1644062740.2728667  (2022-02-05 13:05:40)
                             'size'  2338653