======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '38'
                                          'artist'  'The Hellers'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Air'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['365daysproject', 'lounge', '60s', 'moog', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '130.482'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:XMP:\n\n \n  \n   \n    \n     \n     \n     \n    \n   \n   \n    \n     Air\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                           \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 5.6-c111 79.158325, 2015/09/10-01:10:20        ">\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    xmlns:stRef="http://ns.adobe.com/xap/1.0/sType/ResourceRef#"\n   xmpDM:artist="The Hellers"\n   xmpDM:genre="Advertising!"\n   dc:format="audio/mpeg"\n   xmp:MetadataDate="2016-10-14T13:41:53+02:00"\n   xmp:ModifyDate="2016-10-14T13:41:53+02:00"\n   xmpMM:InstanceID="xmp.iid:639cc423-cfd0-4b31-91b5-67d69ffcd916"\n   xmpMM:DocumentID="xmp.did:639cc423-cfd0-4b31-91b5-67d69ffcd916"\n   xmpMM:OriginalDocumentID="xmp.did:5affa82b-d057-450d-8434-360c95c31428">\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="CD Track Markers"\n      xmpDM:trackType="Track"\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">Air</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:5affa82b-d057-450d-8434-360c95c31428"\n      stEvt:when="2016-10-14T13:41:53+02:00"\n      stEvt:softwareAgent="Adobe Audition CC 2015.1 (Macintosh)"\n      stEvt:changed="/metadata"/>\n     <rdf:li\n      stEvt:action="saved"\n      stEvt:instanceID="xmp.iid:639cc423-cfd0-4b31-91b5-67d69ffcd916"\n      stEvt:when="2016-10-14T13:41:53+02:00"\n      stEvt:softwareAgent="Adobe Audition CC 2015.1 (Macintosh)"\n      stEvt:changed="/"/>\n    </rdf:Seq>\n   </xmpMM:History>\n   <xmpMM:DerivedFrom\n    stRef:instanceID="xmp.iid:5affa82b-d057-450d-8434-360c95c31428"\n    stRef:documentID="xmp.did:5affa82b-d057-450d-8434-360c95c31428"\n    stRef:originalDocumentID="xmp.did:5affa82b-d057-450d-8434-360c95c31428"/>\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))                     '130.482'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Air'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Hellers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['365daysproject', 'lounge', '60s', 'moog', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.30 dB'
'TXXX:replaygain_track_peak'                        '0.656066'

========================== row from database ==========================
                                              'id'  949180
                                            'path'  /data/Music/Bulk/sns/The Hellers - Air.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  38
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  1563163
                                           'mtime'  1621044096
                                   'redo_metaread'  0
                                        'rest_str'   sns set pl shirleyspinoza;set pl mor
                                      'tag_artist'  The Hellers
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Air
                                             'bpm'  130.482
                                    'search_title'  'air':1
                                   'search_artist'  'hellers':2 'the':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'mor':8 'pl':3 'set':2,5,7 'shirleyspinoza':4,6 'sns':1
                                    'search_combo'  'air':1A 'hellers':3B 'mor':13 'pl':8 'set':7,10,12 'shirley':4C 'shirleyspinoza':9,11 'sns':6 'spinoza':5C 'the':2B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['365daysproject', 'lounge', '60s', 'moog', 'pop']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621044095.983564  (2021-05-15 04:01:35)
                             'size'  1563163