======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '118'
                                          'artist'  'Susumu Yokota'
                                     'text_people'  ''
                                         'release'  'Wonder Waltz'
                                           'title'  'Merrygoround'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'electronic', 'japanese', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '14'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '116.9'
                                             'key'  '1A'
                                        'acoustid'  'e4eef50f-08f5-4dc6-95e2-0acd22b0a6d5'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Wonder Waltz'
'TBPM' (BPM (beats per minute))                     '116.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-06-12'
'TIT2' (Title/songname/content description)         'Merrygoround'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Susumu Yokota'
'TPE2' (Band/orchestra/accompaniment)               'Susumu Yokota'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Lo Recordings'
'TRCK' (Track number/Position in set)               '7/14'
'TSO2'                                              'Yokota, Susumu'
'TSOP' (Performer sort order)                       'Yokota, Susumu'
'TXXX:ASIN'                                         'B000FMH8AI'
'TXXX:Acoustid Id'                                  'e4eef50f-08f5-4dc6-95e2-0acd22b0a6d5'
'TXXX:BARCODE'                                      '666017138626'
'TXXX:CATALOGNUMBER'                                'LCD57'
'TXXX:Catalog #'                                    'STR-11'
'TXXX:MusicBrainz Album Artist Id'                  '7b05d6fe-91e8-4cb9-a401-2a13b1578716'
'TXXX:MusicBrainz Album Id'                         '55631cfb-f261-301e-8d01-f5c1934171f6'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '7b05d6fe-91e8-4cb9-a401-2a13b1578716'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:country'                                      'Japan'
'TXXX:discogs-id'                                   '654251'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'japanese', 'chillout', 'ambient']
'TXXX:media type'                                   'CD'
'TXXX:notes'                                        'All songs are Three-rhythm.'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.60 dB'
'TXXX:replaygain_track_peak'                        '0.481181'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b1eedc9b-af9c-4c80-a450-13d0bb20fef9')
'WOAF' (Official audio file webpage)                WOAF(url='http://www.discogs.com/release/654251')

========================== row from database ==========================
                                              'id'  1237850
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Wonder Waltz/07 Merrygoround.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  118
                                           'genre'  electronic-experimental
                                        'filesize'  4764336
                                           'mtime'  1636917235
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 07 electronic experimental
                                      'tag_artist'  Susumu Yokota
                                     'tag_release'  Wonder Waltz
                                       'tag_title'  Merrygoround
                                             'bpm'  116.9
                                    'search_title'  'merrygoround':1
                                   'search_artist'  'susumu':1 'yokota':2
                                  'search_release'  'waltz':2 'wonder':1
                                     'search_rest'  'electronic':1 'experimental':2
                                    'search_combo'  'electronic':6 'experimental':7 'merrygoround':1A 'susumu':2B 'waltz':5C 'wonder':4C 'yokota':3B
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'japanese', 'chillout', 'ambient']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636917234.5379922  (2021-11-14 20:13:54)
                             'size'  4764336