======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '163'
                                          'artist'  'The Smiths'
                                     'text_people'  ''
                                         'release'  'Singles'
                                           'title'  'This Charming Man'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'indie', 'alternative', 'rock', 'new wave']"
                                     'discogstags'  "['rock', 'pop rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '18'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '99'
                                             'key'  '11B'
                                        'acoustid'  'd7cbac25-c40c-4cfa-a29d-4756fe197edf'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Singles'
'TBPM' (BPM (beats per minute))                     '99'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'This Charming Man'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Smiths'
'TPE2' (Band/orchestra/accompaniment)               'The Smiths'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'BMG Direct Marketing, Inc.'
'TRCK' (Track number/Position in set)               '2/18'
'TSO2'                                              'Smiths, The'
'TSOP' (Performer sort order)                       'Smiths, The'
'TSRC' (ISRC (international standard recording code))  'GBAHT0105656'
'TXXX:Acoustid Id'                                  'd7cbac25-c40c-4cfa-a29d-4756fe197edf'
'TXXX:Artists'                                      'The Smiths'
'TXXX:CATALOGNUMBER'                                'D 108712'
'TXXX:MusicBrainz Album Artist Id'                  '40f5d9e4-2de7-4f2d-ad41-e31a9a9fea27'
'TXXX:MusicBrainz Album Id'                         '4ee0e685-ac5f-4bb8-8fca-a9d5a655e8af'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '40f5d9e4-2de7-4f2d-ad41-e31a9a9fea27'
'TXXX:MusicBrainz Release Group Id'                 '0647de42-9d18-36cf-a6f5-3653f4c8fad5'
'TXXX:MusicBrainz Release Track Id'                 '0e1705e7-7240-4975-ba1a-c5330fc60772'
'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:discogstags'                                  ['rock', 'pop rock', 'indie rock']
'TXXX:lastfmtags'                                   ['80s', 'indie', 'alternative', 'rock', 'new wave']
'TXXX:mood'                                         'Not electronic/Not party/Not acoustic/Not aggressive/Not sad/Not relaxed/Happy'
'TXXX:originalyear'                                 '1995'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.34 dB'
'TXXX:replaygain_track_peak'                        '0.497516'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'da0e7052-0c6c-4b1e-b936-b3c0d6ad4f74')
'USLT::XXX'                                         ('Punctured bicycle\n'
 'On a hillside desolate\n'
 'Will nature make a man of me yet?\n'
 '\n'
 'When in this charming car\n'
 'This charming man\n'
 '\n'
 "Why pamper life's complexity\n"
 'When the leather runs smooth\n'
 'On the passenger seat?\n'
 '\n'
 'I would go out tonight\n'
 "But I haven't got a stitch to wear\n"
 'This man said "it\'s gruesome\n'
 'That someone so handsome should care"\n'
 '\n'
 'Ah! A jumped-up pantry boy\n'
 'Who never knew his place\n'
 'He said "return the ring"\n'
 'He knows so much about these things\n'
 'He knows so much about these things\n'
 '\n'
 'I would go out tonight\n'
 "But I haven't got a stitch to wear\n"
 'This man said "it\'s gruesome\n'
 'That someone so handsome should care"\n'
 'La, la-la, la-la, la-la, this charming man\n'
 'Oh, la-la, la-la, la-la, this charming man\n'
 '\n'
 'Ah! A jumped-up pantry boy\n'
 'Who never knew his place\n'
 'He said "return the ring"\n'
 'He knows so much about these things\n'
 'He knows so much about these things\n'
 'He knows so much about these things\n'
 '\n'
 'I would go out tonight\n'
 "But I haven't got a stitch to wear\n"
 '\n'
 'I would go out tonight\n'
 "But I haven't got a stitch to wear\n"
 'Oh, la-la, la-la, la-la, this charming man\n'
 'Oh, la-la, la-la, la-la, this charming man\n'
 '\n'
 'Ah! A jumped-up pantry boy\n'
 'Who never knew his place\n'
 'He said "return the ring"\n'
 'He knows so much about these things\n'
 'He knows so much about these things\n'
 'He knows so much about these things')

========================== row from database ==========================
                                              'id'  1321717
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/The Smiths/Singles/The Smiths - This Charming Man - 02.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  163
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  5313771
                                           'mtime'  1636916988
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk 02 ifs songwriter indie unsorted
                                      'tag_artist'  The Smiths
                                     'tag_release'  Singles
                                       'tag_title'  This Charming Man
                                             'bpm'  99.0
                                    'search_title'  'charming':2 'man':3 'this':1
                                   'search_artist'  'smiths':2 'the':1
                                  'search_release'  'singles':1
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 'disco':3 'ifs':6 'indie':8 'postpunk':5 'songwriter':7 'unsorted':9 'waves':2
                                    'search_combo'  '00newwave':10 '00poprockelectronic':7 'charming':2A 'disco':9 'ifs':12 'indie':14 'man':3A 'postpunk':11 'singles':6C 'smiths':5B 'songwriter':13 'the':4B 'this':1A 'unsorted':15 'waves':8
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'indie', 'alternative', 'rock', 'new wave']
                                        'tag_date'  1995
                                     'discogstags'  ['rock', 'pop rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1636916988.3178523  (2021-11-14 20:09:48)
                             'size'  5313771