======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '105'
                                          'artist'  'Madlib'
                                     'text_people'  'Madlib'
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Old Age (Youngblood)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['jazz', 'hip hop', 'funk', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '19'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '109.764'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:XMP:\n\n \n  \n   \n    \n     \n     \n    \n   \n   \n    \n     Old Age (Youngblood)\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="Madlib"\n   xmpDM:album="Volume 2: Movie Scenes, the Sequel"\n   xmpDM:trackNumber="14/19"\n   xmpDM:genre="Stones Throw"\n   xmpDM:logComment="STH2134"\n   xmpDM:composer="Madlib"\n   dc:format="audio/mpeg"\n   xmp:MetadataDate="2015-11-02T10:25:34+01:00"\n   xmp:ModifyDate="2015-11-02T10:25:34+01:00"\n   xmpMM:InstanceID="xmp.iid:0280117407206811822AD19981E8CF35"\n   xmpMM:DocumentID="xmp.did:0180117407206811822AD19981E8CF35"\n   xmpMM:OriginalDocumentID="xmp.did:0180117407206811822AD19981E8CF35">\n   <xmpDM:Tracks>\n    <rdf:Bag>\n     <rdf:li\n      xmpDM:trackName="CuePoint Markers"\n      xmpDM:trackType="Cue"\n      xmpDM:frameRate="f44100"/>\n     <rdf:li\n      xmpDM:trackName="Subclip Markers"\n      xmpDM:trackType="InOut"\n      xmpDM:frameRate="f44100"/>\n    </rdf:Bag>\n   </xmpDM:Tracks>\n   <dc:title>\n    <rdf:Alt>\n     <rdf:li xml:lang="x-default">Old Age (Youngblood)</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:0180117407206811822AD19981E8CF35"\n      stEvt:when="2015-11-02T10:25:34+01:00"\n      stEvt:softwareAgent="Adobe Audition CS6 (Macintosh)"\n      stEvt:changed="/metadata"/>\n     <rdf:li\n      stEvt:action="saved"\n      stEvt:instanceID="xmp.iid:0280117407206811822AD19981E8CF35"\n      stEvt:when="2015-11-02T10:25:34+01:00"\n      stEvt:softwareAgent="Adobe Audition CS6 (Macintosh)"\n      stEvt:changed="/"/>\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)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '109.764'
'TCOM' (Composer)                                   'Madlib'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         'Old Age (Youngblood)'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Madlib'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '14/19'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'hip hop', 'funk', 'rap']
'TXXX:q-bass'                                       '4'
'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'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.80 dB'
'TXXX:replaygain_track_peak'                        '0.490992'

========================== row from database ==========================
                                              'id'  949038
                                            'path'  /data/Music/Bulk/sns/Madlib - Old Age (Youngblood).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  105
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  4206493
                                           'mtime'  1621695614
                                   'redo_metaread'  0
                                        'rest_str'   sns set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Madlib
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Old Age (Youngblood)
                                             'bpm'  109.764
                                    'search_title'  'age':2 'old':1 'youngblood':3,4
                                   'search_artist'  'madlib':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'mor':8 'pl':3 'set':2,5,7 'shirleyspinoza':4,6 'sns':1
                                    'search_combo'  'age':2A 'madlib':5B 'mor':15 'old':1A 'pl':10 'set':9,12,14 'shirley':6C 'shirleyspinoza':11,13 'sns':8 'spinoza':7C 'youngblood':3A,4A
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'hip hop', 'funk', 'rap']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695614.4821384  (2021-05-22 17:00:14)
                             'size'  4206493