======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '155'
                                          'artist'  'Yuzo Kayama'
                                     'text_people'  ''
                                         'release'  'Singles Collection'
                                           'title'  'Star Of Night Sky'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['kimito futaride', 'inside pandoras box', 'enka', 'japanese']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '104.068'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Singles Collection'
'TBPM' (BPM (beats per minute))                     '104.068'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Star Of Night Sky'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yuzo Kayama'
'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'                                   ['kimito futaride', 'inside pandoras box', 'enka', 'japanese']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.36 dB'
'TXXX:replaygain_track_peak'                        '0.582123'

========================== row from database ==========================
                                              'id'  927697
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/yuzo kayama - singles collection/04. star of night sky.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  155
                                           'genre'  rock-pop-surf
                                        'filesize'  2486098
                                           'mtime'  1620736844
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia yuzo kayama singles collection 04. star of night sky rock pop surf
                                      'tag_artist'  Yuzo Kayama
                                     'tag_release'  Singles Collection
                                       'tag_title'  Star Of Night Sky
                                             'bpm'  104.068
                                    'search_title'  'night':3 'of':2 'sky':4 'star':1
                                   'search_artist'  'kayama':2 'yuzo':1
                                  'search_release'  'collection':2 'singles':1
                                     'search_rest'  '00asia':1 '04':6,7 'collection':5 'kayama':3 'night':10 'of':9 'pop':13 'rock':12 'singles':4 'sky':11 'star':8 'surf':14 'yuzo':2
                                    'search_combo'  '00asia':9 '04':14,15 'collection':8C,13 'kayama':6B,11 'night':3A,18 'of':2A,17 'pop':21 'rock':20 'singles':7C,12 'sky':4A,19 'star':1A,16 'surf':22 'yuzo':5B,10
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['kimito futaride', 'inside pandoras box', 'enka', 'japanese']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736844.477341  (2021-05-11 14:40:44)
                             'size'  2486098