======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '244'
                                          'artist'  'The Dodos'
                                     'text_people'  'The Dodos'
                                         'release'  'Visiter'
                                           'title'  'Ashley'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'acoustic', 'indie folk', 'folk', 'indie pop']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie'
                                             'bpm'  '93.760'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::XXX'                                         '0'
'COMM:ID3v1 Comment:XXX'                            '0'
'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')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x003\x001\x006\x009\x002\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x009\x008\x001\x007\x004\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x003\x006\x004\x007\x009\x009\x006\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x003\x001\x006\x009\x002\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x009\x008\x001\x007\x004\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x003\x006\x004\x007\x009\x009\x006\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x8e\x0c×\x99\x03£/E¢\x8c\x01EÑ\x18\x0bq'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x8e\x0c\xd7\x99\x03\xa3/E\xa2\x8c\x01E\xd1\x18\x0bq')
'PRIV:WM/WMCollectionID:\x8e\x0c×\x99\x03£/E¢\x8c\x01EÑ\x18\x0bq'  PRIV(owner='WM/WMCollectionID', data=b'\x8e\x0c\xd7\x99\x03\xa3/E\xa2\x8c\x01E\xd1\x18\x0bq')
'PRIV:WM/WMContentID:·~\x9d:ëW\x1fM\x82%¦#ß\x00¨\x00'  PRIV(owner='WM/WMContentID', data=b'\xb7~\x9d:\xebW\x1fM\x82%\xa6#\xdf\x00\xa8\x00')
'TALB' (Album/Movie/Show title)                     'Visiter'
'TBPM' (BPM (beats per minute))                     '93.760'
'TCOM' (Composer)                                   'The Dodos'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes v7.6'
'TIT2' (Title/songname/content description)         'Ashley'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Dodos'
'TPE2' (Band/orchestra/accompaniment)               'The Dodos'
'TPUB' (Publisher)                                  'Cooperative'
'TRCK' (Track number/Position in set)               '11'
'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:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'acoustic', 'indie folk', 'folk', 'indie pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.50 dB'
'TXXX:replaygain_track_peak'                        '0.480930'

========================== row from database ==========================
                                              'id'  1272064
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Dodos/Visiter/11 ashley.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  244
                                           'genre'  ifs-songwriter-indie
                                        'filesize'  5912458
                                           'mtime'  1621489532
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 11 ashley ifs songwriter indie
                                      'tag_artist'  The Dodos
                                     'tag_release'  Visiter
                                       'tag_title'  Ashley
                                             'bpm'  93.76
                                    'search_title'  'ashley':1
                                   'search_artist'  'dodos':2 'the':1
                                  'search_release'  'visiter':1
                                     'search_rest'  '00singer':1 'ashley':4 'eos':3 'ifs':5 'indie':6 'songwriter':2
                                    'search_combo'  '00singer':5 'ashley':1A,8 'dodos':3B 'eos':7 'ifs':9 'indie':10 'songwriter':6 'the':2B 'visiter':4C
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'indie folk', 'folk', 'indie pop']
                                        'tag_date'  2008
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621489531.5487773  (2021-05-20 07:45:31)
                             'size'  5912458