======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '98'
                                          'artist'  'Metis'
                                     'text_people'  ''
                                         'release'  'ONE LOVE'
                                           'title'  '~dawn'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['j reggae', 'female vocalists', 'japanese', 'j pop', 'reggae']"
                                     'discogstags'  "['reggae', 'lovers rock', 'karaoke', 'pop', 'j-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '15'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-style-reggae or dub or ska or dancehall-jreggae;set-pl-sced'
                                             'bpm'  '139.948'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'ONE LOVE'
'TBPM' (BPM (beats per minute))                     '139.948'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan',
 'loc-style-reggae or dub or ska or dancehall-jreggae',
 'set-pl-sced']
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-08-15'
'TIT2' (Title/songname/content description)         '~dawn'
'TKEY' (Initial key)                                '4B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Metis'
'TPE2' (Band/orchestra/accompaniment)               'Metis'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'CROWN GOLD'
'TRCK' (Track number/Position in set)               '15/15'
'TSO2'                                              'Metis'
'TSOP' (Performer sort order)                       'Metis'
'TXXX:Artists'                                      'Metis'
'TXXX:CATALOGNUMBER'                                'CRCP-40180'
'TXXX:MusicBrainz Album Artist Id'                  'e1435ed9-238f-4aa7-ab9e-8ba2c5d222bf'
'TXXX:MusicBrainz Album Id'                         '4d5eab5c-e566-4712-a79a-4bda8a65f3c4'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'e1435ed9-238f-4aa7-ab9e-8ba2c5d222bf'
'TXXX:MusicBrainz Release Group Id'                 'c4cf4352-9640-3fd2-acc3-2887a4257a85'
'TXXX:MusicBrainz Release Track Id'                 '67f86101-dcd3-3ee6-aae5-f90bbcac4422'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['reggae', 'lovers rock', 'karaoke', 'pop', 'j-pop']
'TXXX:lastfmtags'                                   ['j reggae', 'female vocalists', 'japanese', 'j pop', 'reggae']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.72 dB'
'TXXX:replaygain_track_peak'                        '0.621517'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'353f0a7f-b414-4a0a-9008-4cb04a732bce')

========================== row from database ==========================
                                              'id'  1386441
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Metis/[2007] ONE LOVE/15 ～dawn.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  98
                                           'genre'  loc-asia-japan;loc-style-reggae or dub or ska or dancehall-jreggae;set-pl-sced
                                        'filesize'  2372996
                                           'mtime'  1620528262
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub [2007] 15 ～dawn loc asia japan;loc style reggae or dub or ska or dancehall jreggae;set pl sced
                                      'tag_artist'  Metis
                                     'tag_release'  ONE LOVE
                                       'tag_title'  ~dawn
                                             'bpm'  139.948
                                    'search_title'  '~dawn':1
                                   'search_artist'  'metis':1
                                  'search_release'  'love':2 'one':1
                                     'search_rest'  '00reggae':1 '2007':3,4 'asia':8 'dancehall':17 'dawn':5,6 'dub':2 'japan':9,11 'jreggae':18,20 'loc':7,10,12 'or':15 'pl':22 'reggae':14 'sced':23 'set':19,21 'ska':16 'style':13
                                    'search_combo'  '00reggae':5 '2007':7,8 'asia':12 'dancehall':21 'dawn':9,10 'dub':6 'japan':13,15 'jreggae':22,24 'loc':11,14,16 'love':4C 'metis':2B 'one':3C 'or':19 'pl':26 'reggae':18 'sced':27 'set':23,25 'ska':20 'style':17 '~dawn':1A
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['j reggae', 'female vocalists', 'japanese', 'j pop', 'reggae']
                                        'tag_date'  2008
                                     'discogstags'  ['reggae', 'lovers rock', 'karaoke', 'pop', 'j-pop']

============================== file details ==============================
                                           'mtime'  1620528261.641697  (2021-05-09 04:44:21)
                             'size'  2372996