======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '181'
                                          'artist'  'RAG FAIR'
                                     'text_people'  ''
                                         'release'  'I Rag You'
                                           'title'  'Start'
                                           '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-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['a capella', 'a cappella', 'jpop', 'japanese', 'j pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '114.868'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'I Rag You'
'TBPM' (BPM (beats per minute))                     '114.868'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Start'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'RAG FAIR'
'TPE2' (Band/orchestra/accompaniment)               'RAG FAIR'
'TPUB' (Publisher)                                  'トイズファクトリー'
'TRCK' (Track number/Position in set)               '2'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicMagic Data'                              'AgEBrSNll/SWwsEBhDEFN1OAhfuBWoeu7CChNlv25CnTp4ABlJr/xb0b9Pbiu40Wgj6AAentkO09DtWlgAHOTwASCAm/H9mNgAKAAZgDmJm2loldCf9c9YFtgg2E6eJln8JKELV/3laGRorw7UC50LnH2gyiy4EPgAHkS5P0KnnLZ4Lwx5H3DwhQt7PUS4GWgPA='
'TXXX:MusicMagic Fingerprint'                       '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'
'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'                                   ['a capella', 'a cappella', 'jpop', 'japanese', 'j pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.03 dB'
'TXXX:replaygain_track_peak'                        '0.363272'

========================== row from database ==========================
                                              'id'  383778
                                            'path'  /data/Music/Bulk/00localcharacter/RAG FAIR/RAG FAIR__I RAG YOU [2001.12.19]__cifsc0dd.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  181
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  7253888
                                           'mtime'  1622821837
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter FAIR__I YOU [2001.12.19]__cifsc0dd loc asia japan;loc asia japan jpop
                                      'tag_artist'  RAG FAIR
                                     'tag_release'  I Rag You
                                       'tag_title'  Start
                                             'bpm'  114.868
                                    'search_title'  'start':1
                                   'search_artist'  'fair':2 'rag':1
                                  'search_release'  'i':1 'rag':2 'you':3
                                     'search_rest'  '12':5 '19':6 '2001':4 '20011219':8 'asia':11 'cifsc0dd':7,9 'fair':1 'i':2 'japan':12,14,16 'jpop':17 'loc':10,13,15 'you':3
                                    'search_combo'  '12':11 '19':12 '2001':10 '20011219':14 'asia':17 'cifsc0dd':13,15 'fair':3B,7 'i':4C,8 'japan':18,20,22 'jpop':23 'loc':16,19,21 'rag':2B,5C 'start':1A 'you':6C,9
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['a capella', 'a cappella', 'jpop', 'japanese', 'j pop']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622821836.696514  (2021-06-04 17:50:36)
                             'size'  7253888