======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '408'
                                          'artist'  'capsule'
                                     'text_people'  ''
                                         'release'  'portable Airport'
                                           'title'  'ポータブル空港 (P.M. 21 mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'shibuya kei', 'electronic', 'japanese', 'j pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '4'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '126.806'
                                             'key'  '10A'
                                        'acoustid'  '8b2452bb-e047-41aa-98af-dd00d5a86897'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'portable Airport'
'TBPM' (BPM (beats per minute))                     '126.806'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-05-21'
'TIT2' (Title/songname/content description)         'ポータブル空港 (P.M. 21 mix)'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'capsule'
'TPE2' (Band/orchestra/accompaniment)               'capsule'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'contemode'
'TRCK' (Track number/Position in set)               '1/4'
'TSO2'                                              'CAPSULE'
'TSOP' (Performer sort order)                       'CAPSULE'
'TXXX:Acoustid Id'                                  '8b2452bb-e047-41aa-98af-dd00d5a86897'
'TXXX:Artists'                                      'capsule'
'TXXX:CATALOGNUMBER'                                'YCAW-10001'
'TXXX:MusicBrainz Album Artist Id'                  'd5ce36be-fa9b-4caa-b148-a8526dd8ed04'
'TXXX:MusicBrainz Album Id'                         'f8be0984-95a2-4bc6-98ca-8ba2ced8a32d'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'single'
'TXXX:MusicBrainz Artist Id'                        'd5ce36be-fa9b-4caa-b148-a8526dd8ed04'
'TXXX:MusicBrainz Release Group Id'                 '132d281f-77e8-332a-9936-3b32247160a5'
'TXXX:MusicBrainz Release Track Id'                 '25d59b27-0c1d-3fad-9688-d165b354c6d5'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['lounge', 'shibuya kei', 'electronic', 'japanese', 'j pop']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.15 dB'
'TXXX:replaygain_track_peak'                        '0.911791'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c3b66ad3-6b39-4c87-b1ce-9465da600975')

========================== row from database ==========================
                                              'id'  1214545
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/capsule/capsule - Portable Airport/01 - Portable Kuukou (P.M. 21 mix).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  408
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  9811168
                                           'mtime'  1637330164
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Portable 01 Portable Kuukou loc asia japan;loc asia japan jpop
                                      'tag_artist'  capsule
                                     'tag_release'  portable Airport
                                       'tag_title'  ポータブル空港 (P.M. 21 mix)
                                             'bpm'  126.806
                                    'search_title'  '21':6 'hotahuru空港':2 'm':4 'mix':7,8 'p':3 'pm':5 'ポータブル空港':1
                                   'search_artist'  'capsule':1
                                  'search_release'  'airport':2 'portable':1
                                     'search_rest'  '00asia':1 'asia':5 'japan':6,8,10 'jpop':11 'kuukou':3 'loc':4,7,9 'portable':2
                                    'search_combo'  '00asia':12 '21':6A 'airport':11C 'asia':16 'capsule':9B 'hotahuru空港':2A 'japan':17,19,21 'jpop':22 'kuukou':14 'loc':15,18,20 'm':4A 'mix':7A,8A 'p':3A 'pm':5A 'portable':10C,13 'ポータブル空港':1A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', '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-2']
                                      'lastfmtags'  ['lounge', 'shibuya kei', 'electronic', 'japanese', 'j pop']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330164.0694644  (2021-11-19 14:56:04)
                             'size'  9811168