======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '306'
                                          'artist'  'Causa Sui'
                                     'text_people'  ''
                                         'release'  'Euporie Tide'
                                           'title'  'Echo Springs'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['stoner', 'space rock', 'stoner rock', 'psychedelic rock', 'rock', "
 "'psychedelic']")
                                     'discogstags'  "['psychedelic rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '10'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic;set-pl-progspace'
                                             'bpm'  '121'
                                             'key'  '9B'
                                        'acoustid'  '5da5781d-d7e2-4c04-a48b-667e7f0b57bb'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunes_CDDB_1:eng'                            '7D0F2B0A+291397+10+150+45778+73210+96191+120135+152648+162719+192394+199914+249011'
'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 \x002\x007\x009\x009\x003\x001\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x007\x005\x006\x007\x002\x005\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x009\x005\x005\x006\x000\x005\x006\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x002\x007\x009\x009\x003\x001\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x007\x005\x006\x007\x002\x005\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x009\x005\x005\x006\x000\x005\x006\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x87²$Ó\xa0Ó\x07E½,ï§\\\x0e\xa0ë'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x87\xb2$\xd3\xa0\xd3\x07E\xbd,\xef\xa7\\\x0e\xa0\xeb')
'PRIV:WM/WMCollectionID:\x87²$Ó\xa0Ó\x07E½,ï§\\\x0e\xa0ë'  PRIV(owner='WM/WMCollectionID', data=b'\x87\xb2$\xd3\xa0\xd3\x07E\xbd,\xef\xa7\\\x0e\xa0\xeb')
'PRIV:WM/WMContentID:<´¡\x96Ø9ãD\x99\x14YýÅ´&ñ'     PRIV(owner='WM/WMContentID', data=b'<\xb4\xa1\x96\xd89\xe3D\x99\x14Y\xfd\xc5\xb4&\xf1')
'TALB' (Album/Movie/Show title)                     'Euporie Tide'
'TBPM' (BPM (beats per minute))                     '121'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic', 'set-pl-progspace']
'TDOR' (Original release time)                      '2013'
'TDRC' (Recording time)                             '2013-08-05'
'TENC' (Encoded by)                                 'iTunes 11.0.0.163'
'TIT2' (Title/songname/content description)         'Echo Springs'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Causa Sui'
'TPE2' (Band/orchestra/accompaniment)               'Causa Sui'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'El Paraiso Records'
'TRCK' (Track number/Position in set)               '3/10'
'TSO2'                                              'Causa Sui'
'TSOP' (Performer sort order)                       'Causa Sui'
'TXXX:Acoustid Id'                                  '5da5781d-d7e2-4c04-a48b-667e7f0b57bb'
'TXXX:Artists'                                      'Causa Sui'
'TXXX:BARCODE'                                      '5060195514947'
'TXXX:CATALOGNUMBER'                                'EPR013CD'
'TXXX:MusicBrainz Album Artist Id'                  'b72a8045-be73-4cf8-a89d-f2a5cc55ee11'
'TXXX:MusicBrainz Album Id'                         'adcc633d-a9d7-4f7f-a20f-3463d07d92c1'
'TXXX:MusicBrainz Album Release Country'            'DK'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b72a8045-be73-4cf8-a89d-f2a5cc55ee11'
'TXXX:MusicBrainz Release Group Id'                 '655867cc-acbf-44f6-9760-e3dfcaaec450'
'TXXX:MusicBrainz Release Track Id'                 'e18222c8-24cd-42d9-aaa8-c109c3cb5329'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['psychedelic rock', 'rock']
'TXXX:lastfmtags'                                   ['stoner',
 'space rock',
 'stoner rock',
 'psychedelic rock',
 'rock',
 'psychedelic']
'TXXX:originalyear'                                 '2013'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.45 dB'
'TXXX:replaygain_track_peak'                        '0.436409'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9a4a43c9-d17f-4248-9f21-5d72e8f50a8d')

========================== row from database ==========================
                                              'id'  1416029
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Causa Sui - 2013 - Euporie Tide/03 - Causa Sui - Echo Springs.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  306
                                           'genre'  rock-cppex-psychedelic;set-pl-progspace
                                        'filesize'  12356114
                                           'mtime'  1620736125
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 2013 03 rock cppex psychedelic;set pl progspace
                                      'tag_artist'  Causa Sui
                                     'tag_release'  Euporie Tide
                                       'tag_title'  Echo Springs
                                             'bpm'  121.0
                                    'search_title'  'echo':1 'springs':2
                                   'search_artist'  'causa':1 'sui':2
                                  'search_release'  'euporie':1 'tide':2
                                     'search_rest'  '2013':2 'classicprogpsy':1 'cppex':4 'pl':9 'progspace':10 'psychedelic':5,7 'rock':3 'set':6,8
                                    'search_combo'  '2013':8 'causa':3B 'classicprogpsy':7 'cppex':10 'echo':1A 'euporie':5C 'pl':15 'progspace':16 'psychedelic':11,13 'rock':9 'set':12,14 'springs':2A 'sui':4B 'tide':6C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['stoner', 'space rock', 'stoner rock', 'psychedelic rock', 'rock', 'psychedelic']
                                        'tag_date'  2013
                                     'discogstags'  ['psychedelic rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620736125.0581717  (2021-05-11 14:28:45)
                             'size'  12356114