======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '206'
                                          'artist'  'SID'
                                     'text_people'  ''
                                         'release'  'Hoshi no Miyako'
                                           'title'  'Yell'
                                           '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-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jrock', 'anime', 'visual kei', 'japanese', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '130.398'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000198E 00001A44 00005860 00'
'COMM:iTunNORM:eng'                                 (' 0000198E 00001A44 00005860 00005127 00015FA7 00015FBE 00007FFD 00008000 '
 '00029855 0000C367')
'TALB' (Album/Movie/Show title)                     'Hoshi no Miyako'
'TBPM' (BPM (beats per minute))                     '130.398'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Yell'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'SID'
'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'                                   ['jrock', 'anime', 'visual kei', 'japanese', 'j rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.19 dB'
'TXXX:replaygain_track_peak'                        '0.386176'

========================== row from database ==========================
                                              'id'  349758
                                            'path'  /data/Music/Bulk/00localcharacter/SID/Hoshi no Miyako/Yell.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  206
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  4968320
                                           'mtime'  1621489215
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter loc asia japan;loc asia japan jpop
                                      'tag_artist'  SID
                                     'tag_release'  Hoshi no Miyako
                                       'tag_title'  Yell
                                             'bpm'  130.398
                                    'search_title'  'yell':1
                                   'search_artist'  'sid':1
                                  'search_release'  'hoshi':1 'miyako':3 'no':2
                                     'search_rest'  'asia':2 'japan':3,5,7 'jpop':8 'loc':1,4,6
                                    'search_combo'  'asia':7 'hoshi':3C 'japan':8,10,12 'jpop':13 'loc':6,9,11 'miyako':5C 'no':4C 'sid':2B 'yell':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jrock', 'anime', 'visual kei', 'japanese', 'j rock']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621489214.820778  (2021-05-20 07:40:14)
                             'size'  4968320