======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '131'
                                          'artist'  'Radio Phnom Penh'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Phnom Penh on the Seine'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-2', 'Q-LOCALNESS-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['sublime frequencies', 'cambodian', 'sound collage', 'xoo', 'cklequ']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '145.163'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:XMP:\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                                                                                                    \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: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:dc="http://purl.org/dc/elements/1.1/"\n   xmp:MetadataDate="2015-05-06T14:18:37+02:00"\n   xmp:ModifyDate="2015-05-06T14:18:37+02:00"\n   xmpMM:InstanceID="xmp.iid:0280117407206811822AD71BEF39A8CE"\n   xmpMM:DocumentID="xmp.did:0180117407206811822AD71BEF39A8CE"\n   xmpMM:OriginalDocumentID="xmp.did:0180117407206811822AD71BEF39A8CE"\n   dc:format="audio/mpeg">\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   <xmpMM:History>\n    <rdf:Seq>\n     <rdf:li\n      stEvt:action="saved"\n      stEvt:instanceID="xmp.iid:0180117407206811822AD71BEF39A8CE"\n      stEvt:when="2015-05-06T14:18:37+02:00"\n      stEvt:softwareAgent="Adobe Audition CS6 (Macintosh)"\n      stEvt:changed="/metadata"/>\n     <rdf:li\n      stEvt:action="saved"\n      stEvt:instanceID="xmp.iid:0280117407206811822AD71BEF39A8CE"\n      stEvt:when="2015-05-06T14:18:37+02:00"\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))                     '145.163'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         'Phnom Penh on the Seine'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Radio Phnom Penh'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['sublime frequencies', 'cambodian', 'sound collage', 'xoo', 'cklequ']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                        '+0.62 dB'
'TXXX:replaygain_track_peak'                        '0.415954'

========================== row from database ==========================
                                              'id'  948862
                                            'path'  /data/Music/Bulk/sns/Radio Phnom Penh - Phnom Penh on the Seine.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  131
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2115902
                                           'mtime'  1621630400
                                   'redo_metaread'  0
                                        'rest_str'   sns set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Radio Phnom Penh
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Phnom Penh on the Seine
                                             'bpm'  145.163
                                    'search_title'  'on':3 'penh':2 'phnom':1 'seine':5 'the':4
                                   'search_artist'  'penh':3 'phnom':2 'radio':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'mor':8 'pl':3 'set':2,5,7 'shirleyspinoza':4,6 'sns':1
                                    'search_combo'  'mor':18 'on':3A 'penh':2A,8B 'phnom':1A,7B 'pl':13 'radio':6B 'seine':5A 'set':12,15,17 'shirley':9C 'shirleyspinoza':14,16 'sns':11 'spinoza':10C 'the':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['sublime frequencies', 'cambodian', 'sound collage', 'xoo', 'cklequ']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630400.219518  (2021-05-21 22:53:20)
                             'size'  2115902