======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '204'
                                          'artist'  'hide with Spread Beaver'
                                     'text_people'  'hide'
                                         'release'  'Ja:Zoo'
                                           'title'  'SPREAD BEAVER'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', 'visual kei', 'hide', 'japanese', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '10'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock'
                                             'bpm'  '114.479'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '1'
'COMM:iTunNORM:eng'                                 (' 00000A55 00000A65 00002686 00002852 000186CE 00027145 00007D42 0000661C '
 '00009C57 0000EA8E')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000960 0000000000895890 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '860DB30A+263210+10+187+15495+32107+50497+67140+84612+101590+118037+140690+165480'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '1'
'TALB' (Album/Movie/Show title)                     'Ja:Zoo'
'TBPM' (BPM (beats per minute))                     '114.479'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock']
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'KooGooShii'
'TIT2' (Title/songname/content description)         'SPREAD BEAVER'
'TKEY' (Initial key)                                '3A'
'TOPE' (Original artist(s)/performer(s))            'hide'
'TPE1' (Lead performer(s)/Soloist(s))               'hide with Spread Beaver'
'TRCK' (Track number/Position in set)               '1/10'
'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'                                   ['rock', 'visual kei', 'hide', 'japanese', 'j rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.24 dB'
'TXXX:replaygain_track_peak'                        '0.529437'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.hide-city.com')

========================== row from database ==========================
                                              'id'  380324
                                            'path'  /data/Music/Bulk/00localcharacter/hide with Spread Beaver/Ja_Zoo/01 SPREAD BEAVER.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  204
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock
                                        'filesize'  8169472
                                           'mtime'  1621625357
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Ja_Zoo 01 loc asia japan;loc asia japan jrock
                                      'tag_artist'  hide with Spread Beaver
                                     'tag_release'  Ja:Zoo
                                       'tag_title'  SPREAD BEAVER
                                             'bpm'  114.479
                                    'search_title'  'beaver':2 'spread':1
                                   'search_artist'  'beaver':4 'hide':1 'spread':3 'with':2
                                  'search_release'  'ja':1 'jazoo':3 'zoo':2
                                     'search_rest'  'asia':4 'ja':1 'japan':5,7,9 'jrock':10 'loc':3,6,8 'zoo':2
                                    'search_combo'  'asia':13 'beaver':2A,6B 'hide':3B 'ja':7C,10 'japan':14,16,18 'jazoo':9C 'jrock':19 'loc':12,15,17 'spread':1A,5B 'with':4B 'zoo':8C,11
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', '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-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'visual kei', 'hide', 'japanese', 'j rock']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621625356.6428955  (2021-05-21 21:29:16)
                             'size'  8169472