======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '340'
                                          'artist'  'Lamp'
                                     'text_people'  ''
                                         'release'  'Afterglow'
                                           'title'  'Passing Springtime'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-3', "
 "'Q-JZFKS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['japanese/bossa nova/jazz/j-indie/indie']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '6'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '130.650'
                                             'key'  '6A'
                                        'acoustid'  '7ad3f405-fca0-4a2f-8a93-91fd2977e402'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Afterglow'
'TBPM' (BPM (beats per minute))                     '130.650'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-japan;loc-asia-japan-jpop'
'TDOR' (Original release time)                      '2007'
'TIT2' (Title/songname/content description)         'Passing Springtime'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lamp'
'TPE2' (Band/orchestra/accompaniment)               'Lamp'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/6'
'TSO2'                                              'Lamp'
'TSOP' (Performer sort order)                       'Lamp'
'TXXX:Acoustid Id'                                  '7ad3f405-fca0-4a2f-8a93-91fd2977e402'
'TXXX:Artists'                                      'Lamp'
'TXXX:MusicBrainz Album Artist Id'                  '8bff8d1d-2e87-4b97-9909-2bd3404e92b9'
'TXXX:MusicBrainz Album Id'                         'c65f1eea-4c8c-49b2-9910-efb125057cd3'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '8bff8d1d-2e87-4b97-9909-2bd3404e92b9'
'TXXX:MusicBrainz Release Group Id'                 '40e63a50-98ad-4885-94d1-9eed6f2b4cd1'
'TXXX:MusicBrainz Release Track Id'                 '5394c21f-a67a-4105-b968-c1982ce8bc3f'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'japanese/bossa nova/jazz/j-indie/indie'
'TXXX:originalyear'                                 '2007'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.42 dB'
'TXXX:replaygain_track_peak'                        '0.349607'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5e699786-9bcb-474f-b067-33f40b265945')

========================== row from database ==========================
                                              'id'  928185
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Unsorted/Zanko__cifs9d69.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  340
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  8188161
                                           'mtime'  1621629186
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Unsorted Zanko__cifs9d69 loc asia japan;loc asia japan jpop
                                      'tag_artist'  Lamp
                                     'tag_release'  Afterglow
                                       'tag_title'  Passing Springtime
                                             'bpm'  130.65
                                    'search_title'  'passing':1 'springtime':2
                                   'search_artist'  'lamp':1
                                  'search_release'  'afterglow':1
                                     'search_rest'  '00asia':1 'asia':6 'cifs9d69':4 'japan':7,9,11 'jpop':12 'loc':5,8,10 'unsorted':2 'zanko':3
                                    'search_combo'  '00asia':5 'afterglow':4C 'asia':10 'cifs9d69':8 'japan':11,13,15 'jpop':16 'lamp':3B 'loc':9,12,14 'passing':1A 'springtime':2A 'unsorted':6 'zanko':7
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-JZFKS-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['japanese/bossa nova/jazz/j-indie/indie']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629186.2495968  (2021-05-21 22:33:06)
                             'size'  8188161