======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '199'
                                          'artist'  'Takagi Masakatsu'
                                     'text_people'  ''
                                         'release'  "Air's Note"
                                           'title'  'Any'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-1', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'Q-MIXBEAT-1']")
                                      'lastfmtags'  "['japanese', 'ambient', 'electronica', 'experimental', 'electronic']"
                                     'discogstags'  "['experimental', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '7'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments-contemporary'
                                             'bpm'  '84.2'
                                             'key'  '4B'
                                        'acoustid'  'bea0cf1d-46e7-4e1c-9e09-3043eeedb827'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunes_CDDB_IDs:eng'                          '7+91BF774069D7339B35E99134BD7C3433+6974904'
'TALB' (Album/Movie/Show title)                     "Air's Note"
'TBPM' (BPM (beats per minute))                     '84.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments-contemporary'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-03-24'
'TENC' (Encoded by)                                 'iTunes v6.0.4'
'TIT2' (Title/songname/content description)         'Any'
'TKEY' (Initial key)                                '4B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Takagi Masakatsu'
'TPE2' (Band/orchestra/accompaniment)               'Takagi Masakatsu'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'DefSTAR RECORDS'
'TRCK' (Track number/Position in set)               '3/7'
'TSO2'                                              'Takagi Masakatsu'
'TSOP' (Performer sort order)                       'Takagi Masakatsu'
'TXXX:ASIN'                                         'B000EGCZ9Y'
'TXXX:Acoustid Id'                                  'bea0cf1d-46e7-4e1c-9e09-3043eeedb827'
'TXXX:Artists'                                      'Takagi Masakatsu'
'TXXX:CATALOGNUMBER'                                'DFCP-12'
'TXXX:MusicBrainz Album Artist Id'                  '477d1c52-3100-4493-a049-473d8f183e23'
'TXXX:MusicBrainz Album Id'                         '4654dd80-8831-4144-8b5a-6f181c3a27ee'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '477d1c52-3100-4493-a049-473d8f183e23'
'TXXX:MusicBrainz Release Group Id'                 '31c699bc-1e95-3d00-86a6-a3404933a710'
'TXXX:MusicBrainz Release Track Id'                 '009a6410-2269-36ee-a16e-b1d8f55a3b04'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['experimental', 'electronic']
'TXXX:lastfmtags'                                   ['japanese', 'ambient', 'electronica', 'experimental', 'electronic']
'TXXX:originalyear'                                 '2006'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-7.07 dB'
'TXXX:replaygain_track_peak'                        '1.058828'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a01fb0fa-5041-4458-8c7e-b91f6118b375')

========================== row from database ==========================
                                              'id'  1507095
                                            'path'  /data/Music/Bulk/00poprockelectronic/takagi masakatsu/Takagi Masakatsu [Air_s Note] 03 any.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  199
                                           'genre'  prerock-classical or classical instruments-contemporary
                                        'filesize'  4867290
                                           'mtime'  1636913697
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic takagi masakatsu [Air_s Note] 03 any prerock classical or classical instruments contemporary
                                      'tag_artist'  Takagi Masakatsu
                                     'tag_release'  Air's Note
                                       'tag_title'  Any
                                             'bpm'  84.2
                                    'search_title'  'any':1
                                   'search_artist'  'masakatsu':2 'takagi':1
                                  'search_release'  'air':1 'airs':3 'note':4 's':2
                                     'search_rest'  '00poprockelectronic':1 'air':4,6 'any':10 'classical':12 'contemporary':15 'instruments':14 'masakatsu':3 'note':8,9 'or':13 'prerock':11 's':5,7 'takagi':2
                                    'search_combo'  '00poprockelectronic':8 'air':4C,11,13 'airs':6C 'any':1A,17 'classical':19 'contemporary':22 'instruments':21 'masakatsu':3B,10 'note':7C,15,16 'or':20 'prerock':18 's':5C,12,14 'takagi':2B,9
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  ['japanese', 'ambient', 'electronica', 'experimental', 'electronic']
                                        'tag_date'  2006
                                     'discogstags'  ['experimental', 'electronic']

============================== file details ==============================
                                           'mtime'  1636913697.4292428  (2021-11-14 19:14:57)
                             'size'  4867290