======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '188'
                                          'artist'  'Blevin Blectum'
                                     'text_people'  'Blectum, Blevin Aka Bevin Kelley'
                                         'release'  'Gular Flutter'
                                           'title'  'retrice'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'glitch', 'idm', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '86.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'COMM::eng'                                         ['1',
 ' 000013C7 00001006 0002FAAA 00028A47 000196D6 000196D6 00008A63 00008655 '
 '0000CBE0 0000D163',
 ' 00000000 00000210 00000948 00000000007F02A8 00000000 004511A2 00000000 '
 '00000000 00000000 00000000 00000000 00000000']
'COMM:ID3v1 Comment:eng'                            '1'
'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\x004\x005\x003\x004\x007\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x002\x009\x005\x005\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x005\x002\x009\x006\x007\x009\x005\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x004\x005\x003\x004\x007\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x002\x009\x005\x005\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x005\x002\x009\x006\x007\x009\x005\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Ñ*\x8a3\xadI\x98Nªn\x8efq\x1d\x0fÈ'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xd1*\x8a3\xadI\x98N\xaan\x8efq\x1d\x0f\xc8')
'PRIV:WM/WMCollectionID:Ñ*\x8a3\xadI\x98Nªn\x8efq\x1d\x0fÈ'  PRIV(owner='WM/WMCollectionID', data=b'\xd1*\x8a3\xadI\x98N\xaan\x8efq\x1d\x0f\xc8')
'PRIV:WM/WMContentID:íªó\x8d\x8a\x13cE±¨\x89è<\x8ejl'  PRIV(owner='WM/WMContentID', data=b'\xed\xaa\xf3\x8d\x8a\x13cE\xb1\xa8\x89\xe8<\x8ejl')
'TALB' (Album/Movie/Show title)                     'Gular Flutter'
'TBPM' (BPM (beats per minute))                     '86.0'
'TCOM' (Composer)                                   'Blectum, Blevin Aka Bevin Kelley'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes v7.7.0.43'
'TIT2' (Title/songname/content description)         'retrice'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Blevin Blectum'
'TPE2' (Band/orchestra/accompaniment)               'Blevin Blectum'
'TPUB' (Publisher)                                  'Aagoo'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'glitch', 'idm', 'electronic', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.15 dB'
'TXXX:replaygain_track_peak'                        '0.399364'

========================== row from database ==========================
                                              'id'  1118713
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/blevin blectum - gular flutter/09 - retrice.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  188
                                           'genre'  electronic-experimental
                                        'filesize'  4539754
                                           'mtime'  1622659764
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm blevin blectum gular flutter 09 electronic experimental
                                      'tag_artist'  Blevin Blectum
                                     'tag_release'  Gular Flutter
                                       'tag_title'  retrice
                                             'bpm'  86.0
                                    'search_title'  'retrice':1
                                   'search_artist'  'blectum':2 'blevin':1
                                  'search_release'  'flutter':2 'gular':1
                                     'search_rest'  'blectum':2 'blevin':1 'electronic':5 'experimental':6 'flutter':4 'gular':3
                                    'search_combo'  'blectum':3B,7 'blevin':2B,6 'electronic':10 'experimental':11 'flutter':5C,9 'gular':4C,8 'retrice':1A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'glitch', 'idm', 'electronic', 'experimental']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1622659763.5688004  (2021-06-02 20:49:23)
                             'size'  4539754