======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '247'
                                          'artist'  'BONNIE PINK'
                                     'text_people'  ''
                                         'release'  'Every Single Day - Complete BONNIE PINK (1995-2006)'
                                           'title'  'A Perfect Sky'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['j pop', 'female vocalists', 'japanese', 'pop', 'jpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '90.170'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '(Disc 2) By konjiki'
'COMM:ID3v1 Comment:XXX'                            '(Disc 2) By konjiki'
'COMM:iTunNORM:eng'                                 (' 0000170D 000019A4 00005B3C 000061AA 0000EA77 0000EA77 00008000 00008000 '
 '0001D4EE 0001D4C0')
'TALB' (Album/Movie/Show title)                     'Every Single Day - Complete BONNIE PINK (1995-2006)'
'TBPM' (BPM (beats per minute))                     '90.170'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TCOP' (Copyright message)                          'Jpopsuki'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 '~AGM~'
'TIT2' (Title/songname/content description)         'A Perfect Sky'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'BONNIE PINK'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Encoded'                                      '~AGM~'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['j pop', 'female vocalists', 'japanese', 'pop', 'jpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.32 dB'
'TXXX:replaygain_track_peak'                        '0.421400'

========================== row from database ==========================
                                              'id'  1494490
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/BONNIE PINK/Every Single Day - Complete BONNIE PINK/14 A Perfect Sky.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  247
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  5953408
                                           'mtime'  1622821713
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 14 loc asia japan;loc asia japan jpop
                                      'tag_artist'  BONNIE PINK
                                     'tag_release'  Every Single Day - Complete BONNIE PINK (1995-2006)
                                       'tag_title'  A Perfect Sky
                                             'bpm'  90.17
                                    'search_title'  'a':1 'perfect':2 'sky':3
                                   'search_artist'  'bonnie':1 'pink':2
                                  'search_release'  '1995':7 '19952006':9 '2006':8 'bonnie':5 'complete':4 'day':3 'every':1 'pink':6 'single':2
                                     'search_rest'  '00asia':1 'asia':3 'japan':4,6,8 'jpop':9 'loc':2,5,7
                                    'search_combo'  '00asia':15 '1995':12C '19952006':14C '2006':13C 'a':1A 'asia':17 'bonnie':4B,10C 'complete':9C 'day':8C 'every':6C 'japan':18,20,22 'jpop':23 'loc':16,19,21 'perfect':2A 'pink':5B,11C 'single':7C 'sky':3A
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['j pop', 'female vocalists', 'japanese', 'pop', 'jpop']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622821712.684676  (2021-06-04 17:48:32)
                             'size'  5953408