======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '239'
                                          'artist'  'Telefon Tel Aviv'
                                     'text_people'  'Anderson/Cooper/Deon Eustus'
                                         'release'  'Map of What Is Effortless'
                                           'title'  'Bubble and Spike'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'idm', 'electronic', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '9'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '100'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 0000080B 00000580 0001138D 00009AEB 00027145 00027145 00008000 00007EC7 '
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'MCDI' (Music CD identifier)                        MCDI(data=b'9\x00+\x009\x006\x00+\x003\x00D\x008\x007\x00+\x00A\x004\x00F\x005\x00+\x00E\x00D\x00F\x001\x00+\x001\x003\x004\x003\x009\x00+\x001\x009\x003\x001\x007\x00+\x001\x00E\x00D\x001\x008\x00+\x002\x005\x00B\x003\x005\x00+\x002\x00A\x006\x007\x004\x00+\x003\x001\x00D\x002\x00B\x00\x00\x00')
'PRIV:AverageLevel:\x93\x16\x00\x00'                PRIV(owner='AverageLevel', data=b'\x93\x16\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')
'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 \x00 \x006\x007\x005\x008\x002\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x000\x009\x005\x008\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x008\x000\x009\x001\x008\x000\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x006\x007\x005\x008\x002\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x000\x009\x005\x008\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x008\x000\x009\x001\x008\x000\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x11}o#UËCJ\x9e\x1eH\x0b\x8cÃ\x05I'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x11}o#U\xcbCJ\x9e\x1eH\x0b\x8c\xc3\x05I')
'PRIV:WM/WMCollectionID:\x11}o#UËCJ\x9e\x1eH\x0b\x8cÃ\x05I'  PRIV(owner='WM/WMCollectionID', data=b'\x11}o#U\xcbCJ\x9e\x1eH\x0b\x8c\xc3\x05I')
'PRIV:WM/WMContentID:\x11Û\x9cPqÏ.I\x9aã¶{\x1cÆ*\x91'  PRIV(owner='WM/WMContentID', data=b'\x11\xdb\x9cPq\xcf.I\x9a\xe3\xb6{\x1c\xc6*\x91')
'TALB' (Album/Movie/Show title)                     'Map of What Is Effortless'
'TBPM' (BPM (beats per minute))                     '100'
'TCOM' (Composer)                                   'Anderson/Cooper/Deon Eustus'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-01-27'
'TENC' (Encoded by)                                 'RX'
'TIT2' (Title/songname/content description)         'Bubble and Spike'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Telefon Tel Aviv'
'TPE2' (Band/orchestra/accompaniment)               'Telefon Tel Aviv'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Hefty Records'
'TRCK' (Track number/Position in set)               '4/9'
'TSO2'                                              'Telefon Tel Aviv'
'TSOP' (Performer sort order)                       'Telefon Tel Aviv'
'TXXX:ASIN'                                         'B00015YVOK'
'TXXX:BARCODE'                                      '608401004223'
'TXXX:CATALOGNUMBER'                                'HEFTY 042 CD'
'TXXX:MusicBrainz Album Artist Id'                  '453f1594-112e-4d3c-921a-8d14e9c97b2e'
'TXXX:MusicBrainz Album Id'                         'b2b0b66e-d879-4fa3-9c6e-8672f5b8f462'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '453f1594-112e-4d3c-921a-8d14e9c97b2e'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.79 dB'
'TXXX:replaygain_track_peak'                        '0.690640'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'430037bf-6dae-4ac2-ba96-b3d7f32e919a')

========================== row from database ==========================
                                              'id'  141158
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Telefon Tel Aviv/Map of What Is Effortless/04 Bubble and Spike.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  239
                                           'genre'  electronic
                                        'filesize'  6752834
                                           'mtime'  1636912752
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 04 electronic
                                      'tag_artist'  Telefon Tel Aviv
                                     'tag_release'  Map of What Is Effortless
                                       'tag_title'  Bubble and Spike
                                             'bpm'  100.0
                                    'search_title'  'and':2 'bubble':1 'spike':3
                                   'search_artist'  'aviv':3 'tel':2 'telefon':1
                                  'search_release'  'effortless':5 'is':4 'map':1 'of':2 'what':3
                                     'search_rest'  'electronic':1
                                    'search_combo'  'and':2A 'aviv':6B 'bubble':1A 'effortless':11C 'electronic':12 'is':10C 'map':7C 'of':8C 'spike':3A 'tel':5B 'telefon':4B 'what':9C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636912751.7184613  (2021-11-14 18:59:11)
                             'size'  6752834