======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '247'
                                          'artist'  'Schwarz Stein'
                                     'text_people'  ''
                                         'release'  'New vogue children'
                                           'title'  'Queen of Decadence'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['visual kei', 'electronic', 'japanese', 'j rock', 'darkwave']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;rock-gr-punk-jpunk;set-pl-sced'
                                             'bpm'  '140.141'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000DE1 00000EB7 00003DCB'
'COMM:iTunNORM:eng'                                 (' 00000DE1 00000EB7 00003DCB 00003C6E 0001FBFE 0001FBFE 00008000 00008000 '
 '0001FC15 0002E630')
'MCDI' (Music CD identifier)                        MCDI(data=b'A\x00+\x009\x006\x00+\x00E\x001\x00F\x00+\x005\x000\x005\x002\x00+\x009\x00C\x00A\x00B\x00+\x00E\x005\x003\x005\x00+\x001\x003\x00B\x006\x009\x00+\x001\x007\x00D\x006\x003\x00+\x001\x00D\x000\x003\x006\x00+\x002\x000\x00F\x00D\x001\x00+\x002\x005\x00F\x009\x00E\x00+\x002\x007\x002\x001\x003\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'New vogue children'
'TBPM' (BPM (beats per minute))                     '140.141'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'rock-gr-punk-jpunk', 'set-pl-sced']
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Queen of Decadence'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Schwarz Stein'
'TPE2' (Band/orchestra/accompaniment)               'Schwarz Stein'
'TPUB' (Publisher)                                  'Ｍｉｄｉ：Ｎｅｔｔｅ'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['visual kei', 'electronic', 'japanese', 'j rock', 'darkwave']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.378372'

========================== row from database ==========================
                                              'id'  406659
                                            'path'  /data/Music/Bulk/00localcharacter/Schwarz Stein/[2003] New vogue children/04 Queen of Decadence.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  247
                                           'genre'  loc-asia-japan;rock-gr-punk-jpunk;set-pl-sced
                                        'filesize'  10663780
                                           'mtime'  1637019913
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter [2003] 04 loc asia japan;rock gr punk jpunk;set pl sced
                                      'tag_artist'  Schwarz Stein
                                     'tag_release'  New vogue children
                                       'tag_title'  Queen of Decadence
                                             'bpm'  140.141
                                    'search_title'  'decadence':3 'of':2 'queen':1
                                   'search_artist'  'schwarz':1 'stein':2
                                  'search_release'  'children':3 'new':1 'vogue':2
                                     'search_rest'  '2003':1,2 'asia':4 'gr':9 'japan':5,7 'jpunk':11,13 'loc':3 'pl':15 'punk':10 'rock':6,8 'sced':16 'set':12,14
                                    'search_combo'  '2003':9,10 'asia':12 'children':8C 'decadence':3A 'gr':17 'japan':13,15 'jpunk':19,21 'loc':11 'new':6C 'of':2A 'pl':23 'punk':18 'queen':1A 'rock':14,16 'sced':24 'schwarz':4B 'set':20,22 'stein':5B 'vogue':7C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['visual kei', 'electronic', 'japanese', 'j rock', 'darkwave']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1637019913.2102656  (2021-11-16 00:45:13)
                             'size'  10663780