======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '333'
                                          'artist'  'lecca'
                                     'text_people'  ''
                                         'release'  'おたくgirlsの宴'
                                           'title'  'ぽか～ん'
                                           'quals'  "['q-bass-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '13'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'JReggae'
                                             'bpm'  '113.0'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'おたくgirlsの宴'
'TBPM' (BPM (beats per minute))                     '113.0'
'TCON' (Content type, a.k.a. Genre)                 'JReggae'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'ぽか～ん'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'lecca'
'TRCK' (Track number/Position in set)               '10/13'
'TXXX:MusicMagic Data'                              'AQEAAAAAufOSE5+cgRXZ2GOPjSKCWIVs7qGet2fFtRvvk4ABgvP9kK6GqnKtYLX1gb+AARtkg4w3OxmnhuToof2M6Cu+twRdgkGAAQ=='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'

========================== row from database ==========================
                                              'id'  1538126
                                            'path'  /data/Music/Other/PrevSet/[0yay1]/lecca/Otaku Girls no Utage/Poka~n.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  333
                                           'genre'  JReggae
                                        'filesize'  8013816
                                           'mtime'  1662800251
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [0yay1] Otaku Girls no Utage Poka~n JReggae
                                      'tag_artist'  lecca
                                     'tag_release'  おたくgirlsの宴
                                       'tag_title'  ぽか～ん
                                             'bpm'  113.0
                                    'search_title'  'hoka':3 '~n':4 'ぽか':1 'ん':2
                                   'search_artist'  'lecca':1
                                  'search_release'  'otakugirlsno宴':2 'おたくgirlsの宴':1
                                     'search_rest'  '0yay1':2,3 'girls':5 'jreggae':10 'no':6 'otaku':4 'poka':8 'prev':11 'prevset':1 'set':12 'utage':7 '~n':9
                                    'search_combo'  '0yay1':9,10 'girls':12 'hoka':3A 'jreggae':17 'lecca':5B 'no':13 'otaku':11 'otakugirlsno宴':7C 'poka':15 'prev':18 'prevset':8 'set':19 'utage':14 '~n':4A,16 'おたくgirlsの宴':6C 'ぽか':1A 'ん':2A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['q-bass-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800251.090508  (2022-09-10 10:57:31)
                             'size'  8013816