======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '201'
                                          'artist'  'Parov Stelar'
                                     'text_people'  'Marcus Füreder'
                                         'release'  'Coco'
                                           'title'  'Matilda'
                                           'quals'  ("['Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-UNU-1', "
 "'Q-PLAY-2', 'Q-GRIT-2', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'Q-PIANO-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'electronic', 'jazz', 'downtempo', 'nu jazz']"
                                     'discogstags'  ("['electronic', 'jazz', 'house', 'broken beat', 'future jazz', 'jazzdance', "
 "'swing']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '13'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '86.585'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:XMP:\n\n \n  \n   \n    \n     Matilda\n    \n   \n   \n    \n     \n     \n    \n   \n  \n \n\n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                           \n\x00'  PRIV(owner='XMP', data=b'<?xpacket begin="\xef\xbb\xbf" id="W5M0MpCehiHzreSzNTczkc9d"?>\n<x:xmpmeta xmlns:x="adobe:ns:meta/" x:xmptk="Adobe XMP Core 5.3-c011 66.145661, 2012/02/06-14:56:27        ">\n <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">\n  <rdf:Description rdf:about=""\n    xmlns:xmpDM="http://ns.adobe.com/xmp/1.0/DynamicMedia/"\n    xmlns:dc="http://purl.org/dc/elements/1.1/"\n    xmlns:xmp="http://ns.adobe.com/xap/1.0/"\n    xmlns:xmpMM="http://ns.adobe.com/xap/1.0/mm/"\n    xmlns:stEvt="http://ns.adobe.com/xap/1.0/sType/ResourceEvent#"\n   xmpDM:artist="Parov Stelar"\n   xmpDM:album="Coco"\n   xmpDM:trackNumber="6/13"\n   xmpDM:genre="Jazzdance"\n   xmpDM:composer="Marcus F\xc3\xbcreder"\n   xmpDM:discNumber="2/2"\n   xmpDM:audioSampleRate="44100"\n   xmpDM:audioSampleType="Compressed"\n   xmpDM:audioChannelType="Stereo"\n   xmp:CreateDate="2009"\n   xmp:MetadataDate="2015-04-12T14:48:01+03:00"\n   xmp:ModifyDate="2015-04-12T14:47:59+03:00"\n   xmpMM:InstanceID="xmp.iid:F97F11740720681188C68D3425AFAE2D"\n   xmpMM:DocumentID="xmp.did:F77F11740720681188C68D3425AFAE2D"\n   xmpMM:OriginalDocumentID="xmp.did:F77F11740720681188C68D3425AFAE2D">\n   <dc:title>\n    <rdf:Alt>\n     <rdf:li xml:lang="x-default">Matilda</rdf:li>\n    </rdf:Alt>\n   </dc:title>\n   <xmpMM:History>\n    <rdf:Seq>\n     <rdf:li\n      stEvt:action="saved"\n      stEvt:instanceID="xmp.iid:F87F11740720681188C68D3425AFAE2D"\n      stEvt:when="2015-04-12T14:47:59+03:00"\n      stEvt:softwareAgent="Adobe Premiere Pro CS6 (Macintosh)"\n      stEvt:changed="/"/>\n     <rdf:li\n      stEvt:action="saved"\n      stEvt:instanceID="xmp.iid:F97F11740720681188C68D3425AFAE2D"\n      stEvt:when="2015-04-12T14:48:01+03:00"\n      stEvt:softwareAgent="Adobe Premiere Pro CS6 (Macintosh)"\n      stEvt:changed="/metadata"/>\n    </rdf:Seq>\n   </xmpMM:History>\n  </rdf:Description>\n </rdf:RDF>\n</x:xmpmeta>\n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                           \n<?xpacket end="w"?>\x00')
'TALB' (Album/Movie/Show title)                     'Coco'
'TBPM' (BPM (beats per minute))                     '86.585'
'TCOM' (Composer)                                   'Marcus Füreder'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2009-00-00'
'TIT2' (Title/songname/content description)         'Matilda'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Parov Stelar'
'TPOS' (Part of a set)                              '2/2'
'TRCK' (Track number/Position in set)               '6/13'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic',
 'jazz',
 'house',
 'broken beat',
 'future jazz',
 'jazzdance',
 'swing']
'TXXX:lastfmtags'                                   ['lounge', 'electronic', 'jazz', 'downtempo', 'nu jazz']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.48 dB'
'TXXX:replaygain_track_peak'                        '0.435707'

========================== row from database ==========================
                                              'id'  1302884
                                            'path'  /data/Music/Bulk/00poprockelectronic/set/2-06 Matilda.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  201
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  8141963
                                           'mtime'  1620573847
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic set 2 06 electronic generic or radio dance
                                      'tag_artist'  Parov Stelar
                                     'tag_release'  Coco
                                       'tag_title'  Matilda
                                             'bpm'  86.585
                                    'search_title'  'matilda':1
                                   'search_artist'  'parov':1 'stelar':2
                                  'search_release'  'coco':1
                                     'search_rest'  '00poprockelectronic':1 '2':3 'dance':8 'electronic':4 'generic':5 'or':6 'radio':7 'set':2
                                    'search_combo'  '00poprockelectronic':5 '2':7 'coco':4C 'dance':12 'electronic':8 'generic':9 'matilda':1A 'or':10 'parov':2B 'radio':11 'set':6 'stelar':3B
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  ['lounge', 'electronic', 'jazz', 'downtempo', 'nu jazz']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic', 'jazz', 'house', 'broken beat', 'future jazz', 'jazzdance', 'swing']

============================== file details ==============================
                                           'mtime'  1620573846.74948  (2021-05-09 17:24:06)
                             'size'  8141963