======================== unified (from filesystem) ========================
                                         'bitrate'  '121.048'
                                        'duration'  '140'
                                          'artist'  'Sir Richard Bishop'
                                     'text_people'  ''
                                         'release'  'The Freak of Araby'
                                           'title'  'Barbary'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic;mi-guitar'
                                             'bpm'  '139.754'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '10+E92EAD5B40B1AE411F164E511'
'COMM:iTunes_CDDB_IDs:eng'                          '10+E92EAD5B40B1AE411F164E5111BBD907+12644583'
'PRIV:AverageLevel:½"\x00\x00'                      PRIV(owner='AverageLevel', data=b'\xbd"\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'The Freak of Araby'
'TBPM' (BPM (beats per minute))                     '139.754'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'mi-guitar']
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Barbary'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sir Richard Bishop'
'TPE2' (Band/orchestra/accompaniment)               'Sir Richard Bishop'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.387929'
'UFID:http://www.cddb.com/id3/taginfo1.html'        UFID(owner='http://www.cddb.com/id3/taginfo1.html', data=b'3CD3N82Q178463227U138A87CF313A074888000ED377F57416E81P6\x00')

========================== row from database ==========================
                                              'id'  929488
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/2009 - The Freak of Araby/03 - Barbary.mp3
                                         'working'  None
                                         'bitrate'  121
                                    'duration_sec'  140
                                           'genre'  electronic;mi-guitar
                                        'filesize'  2183683
                                           'mtime'  1636912946
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east 2009 03 electronic;mi guitar
                                      'tag_artist'  Sir Richard Bishop
                                     'tag_release'  The Freak of Araby
                                       'tag_title'  Barbary
                                             'bpm'  139.754
                                    'search_title'  'barbary':1
                                   'search_artist'  'bishop':3 'richard':2 'sir':1
                                  'search_release'  'araby':4 'freak':2 'of':3 'the':1
                                     'search_rest'  '00south':1 '2009':5 'east':4 'electronic':6,8 'europe':2 'guitar':10 'mi':7,9 'middle':3
                                    'search_combo'  '00south':9 '2009':13 'araby':8C 'barbary':1A 'bishop':4B 'east':12 'electronic':14,16 'europe':10 'freak':6C 'guitar':18 'mi':15,17 'middle':11 'of':7C 'richard':3B 'sir':2B 'the':5C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912946.444402  (2021-11-14 19:02:26)
                             'size'  2183683