======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '398'
                                          'artist'  'bonobos'
                                     'text_people'  ''
                                         'release'  'Electlyric'
                                           'title'  'Asian Lullaby'
                                           '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-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'dub', 'japanese', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-style-reggae or dub or ska or dancehall-jreggae;set-pl-sced'
                                             'bpm'  '137.385'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000070A 0000081D 0000366B'
'COMM:iTunNORM:eng'                                 (' 0000070A 0000081D 0000366B 00003AFD 0004940E 0004940E 00008000 00008000 '
 '00024A1E 0000EAA5')
'TALB' (Album/Movie/Show title)                     'Electlyric'
'TBPM' (BPM (beats per minute))                     '137.385'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan',
 'loc-style-reggae or dub or ska or dancehall-jreggae',
 'set-pl-sced']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Asian Lullaby'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '398866'
'TPE1' (Lead performer(s)/Soloist(s))               'bonobos'
'TPE2' (Band/orchestra/accompaniment)               'bonobos'
'TRCK' (Track number/Position in set)               '5'
'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:lastfmtags'                                   ['reggae', 'dub', 'japanese', 'pop']
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.11 dB'
'TXXX:replaygain_track_peak'                        '0.550210'

========================== row from database ==========================
                                              'id'  1383179
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Bonobos/bonobos (2005.06.01) (album) Electlyric [192kbps]/05 - Asian Lullaby.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  398
                                           'genre'  loc-asia-japan;loc-style-reggae or dub or ska or dancehall-jreggae;set-pl-sced
                                        'filesize'  9576320
                                           'mtime'  1620528251
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub Bonobos (2005.06.01) (album) [192kbps] 05 loc asia japan;loc style reggae or dub or ska or dancehall jreggae;set pl sced
                                      'tag_artist'  bonobos
                                     'tag_release'  Electlyric
                                       'tag_title'  Asian Lullaby
                                             'bpm'  137.385
                                    'search_title'  'asian':1 'lullaby':2
                                   'search_artist'  'bonobos':1
                                  'search_release'  'electlyric':1
                                     'search_rest'  '00reggae':1 '01':6 '06':5 '192kbps':10,11 '2005':4 '20050601':7 'album':8,9 'asia':13 'bonobos':3 'dancehall':22 'dub':2 'japan':14,16 'jreggae':23,25 'loc':12,15,17 'or':20 'pl':27 'reggae':19 'sced':28 'set':24,26 'ska':21 'style':18
                                    'search_combo'  '00reggae':5 '01':10 '06':9 '192kbps':14,15 '2005':8 '20050601':11 'album':12,13 'asia':17 'asian':1A 'bonobos':3B,7 'dancehall':26 'dub':6 'electlyric':4C 'japan':18,20 'jreggae':27,29 'loc':16,19,21 'lullaby':2A 'or':24 'pl':31 'reggae':23 'sced':32 'set':28,30 'ska':25 'style':22
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'dub', 'japanese', 'pop']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528251.060752  (2021-05-09 04:44:11)
                             'size'  9576320