======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '295'
                                          'artist'  'Akira Yamaoka'
                                     'text_people'  ''
                                         'release'  'Silent Hill 3: Special Mini Soundtrack'
                                           'title'  'Life'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['video game music', 'japanese', 'soundtrack', 'silent hill', 'ambient', "
 "'dark ambient']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '5'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '98.310'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'POPM:'                                             POPM(email='', rating=102, count=0)
'TALB' (Album/Movie/Show title)                     'Silent Hill 3: Special Mini Soundtrack'
'TBPM' (BPM (beats per minute))                     '98.310'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-07-03'
'TIT2' (Title/songname/content description)         'Life'
'TKEY' (Initial key)                                '2A'
'TMED' (Media type)                                 '8cm CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Akira Yamaoka'
'TPE2' (Band/orchestra/accompaniment)               'Akira Yamaoka'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'コナミ株式会社'
'TRCK' (Track number/Position in set)               '5/5'
'TSO2'                                              'Yamaoka, Akira'
'TSOP' (Performer sort order)                       'Yamaoka, Akira'
'TXXX:BARCODE'                                      '4542084000737'
'TXXX:CATALOGNUMBER'                                'VW127-J1'
'TXXX:FMPS_Rating'                                  '0.4'
'TXXX:MusicBrainz Album Artist Id'                  '23a32153-7314-4359-a5cd-9e584fe83504'
'TXXX:MusicBrainz Album Id'                         'fa79e3c0-2a9a-473c-a99b-cb5cdb2c508f'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'promotion'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '23a32153-7314-4359-a5cd-9e584fe83504'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['video game music',
 'japanese',
 'soundtrack',
 'silent hill',
 'ambient',
 'dark ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.49 dB'
'TXXX:replaygain_track_peak'                        '0.443275'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'67bfc695-82a2-4629-87ae-25a79da5df9d')

========================== row from database ==========================
                                              'id'  195561
                                            'path'  /data/Music/Bulk/00instruments-classical/Unsorted/08 Akira Yamaoka - Life (Unreleased) [SH3 Special].mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  295
                                           'genre'  prerock-classical or classical instruments
                                        'filesize'  9450083
                                           'mtime'  1620561859
                                   'redo_metaread'  0
                                        'rest_str'   00instruments classical Unsorted 08 (Unreleased) [SH3 Special] prerock classical or classical instruments
                                      'tag_artist'  Akira Yamaoka
                                     'tag_release'  Silent Hill 3: Special Mini Soundtrack
                                       'tag_title'  Life
                                             'bpm'  98.31
                                    'search_title'  'life':1
                                   'search_artist'  'akira':1 'yamaoka':2
                                  'search_release'  '3':3,4 'hill':2 'mini':6 'silent':1 'soundtrack':7 'special':5
                                     'search_rest'  '00instruments':1 'classical':2 'instruments':12 'or':11 'prerock':10 'sh3':6,7 'special':8,9 'unreleased':4,5 'unsorted':3
                                    'search_combo'  '00instruments':11 '3':6C,7C 'akira':2B 'classical':12 'hill':5C 'instruments':22 'life':1A 'mini':9C 'or':21 'prerock':20 'sh3':16,17 'silent':4C 'soundtrack':10C 'special':8C,18,19 'unreleased':14,15 'unsorted':13 'yamaoka':3B
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['video game music', 'japanese', 'soundtrack', 'silent hill', 'ambient', 'dark ambient']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620561858.6620483  (2021-05-09 14:04:18)
                             'size'  9450083